8-K 1 csf03019.txt OCTOBER 8K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D. C. 20549 Form 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 27, 2003 CREDIT SUISSE FIRST BOSTON MORTGAGE SECURITIES CORPORATION Mortgage Backed Pass-Through Certificates, Series 2003-19 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-100669-23 54-2121795 Pooling and Servicing Agreement) (Commission 54-2121793 (State or other File Number) 54-2121794 jurisdiction 54-2121790 of Incorporation) 54-2121791 54-2121792 IRS EIN c/o Wells Fargo Bank Minnesota, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 (Former name or former address, if changed since last report) ITEM 5. Other Events On October 27, 2003 a distribution was made to holders of CREDIT SUISSE FIRST BOSTON MORTGAGE SECURITIES CORPORATION, Mortgage Backed Pass-Through Certificates, Series 2003-19 Trust. ITEM 7. Financial Statements and Exhibits (c) Exhibits furnished in accordance with Item 601(a) of Regulation S-K Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Backed Pass-Through Certificates, Series 2003-19 Trust, relating to the October 27, 2003 distribution. Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. CREDIT SUISSE FIRST BOSTON MORTGAGE SECURITIES CORPORATION Mortgage Backed Pass-Through Certificates, Series 2003-19 Trust By: Wells Fargo Bank Minnesota, N.A. as Trust Administrator By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 11/3/03 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Backed Pass-Through Certificates, Series 2003-19 Trust, relating to the October 27, 2003 distribution. EX-99.1

Credit Suisse First Boston Mortgage Securities Corp. Mortgage Backed Pass-Through Certificates Record Date: 89/3130/03 Distribution Date: 910/2527/03 CSF Series: 2003-19 Contact: Customer Service - CTSLink Wells Fargo Bank Minnesota, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 815-6660 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution IA1 22541QLX8 SEN 3.85000% 48,~~279~~183,~~171~~327.8456 154,~~895~~588.6718 95105,~~844~~824.2861 IA2 22541QLY6 SEN 5.25000% 0.00 ~~228~~226,~~095~~930.1083 0.00 IA3 22541QLZ3 SEN 4.50000% 2625,~~033~~843,~~868~~883.8648 9796,~~627~~914.0156 ~~189~~209,~~985~~768.3868 IA4 22541QMA7 SEN 5.25000% 35,071,933.00 153,439.7071 0.00 IA5 22541QMB5 SEN 5.25000% 3529,~~672~~004,~~045~~030.7369 ~~156~~126,~~065~~892.2063 62,~~668~~247,~~015~~698.0403 IA6 22541QMC3 SEN 5.25000% 8,724,000.00 38,167.50 0.00 IA7 22541QMD1 SEN 5.25000% 17,437,000.00 76,286.87 0.00 IA8 22541QME9 SEN 5.25000% 32,~~367~~737,000.00 1411,~~730~~974.6237 ~~630~~212,000.00 IA9 22541QMF6 SEN 5.25000% 5,000,000.00 21,875.00 0.00 IA10 22541QMG4 SEN 5.25000% 3,000,000.00 13,125.00 0.00 IA11 22541QMH2 SEN 3.20000% 1411,~~731~~977,~~470~~783.6511 3931,~~283~~940.9275 2928,~~753,687~~230.5497 IA12 22541QMJ8 SEN 10.12048% 54,~~822~~734,~~437~~075.8473 4939,~~104~~925.8993 1366,~~088,362~~872.1120 IA13 22541QMK5 SEN 9.00000% ~~491~~399,~~049~~259.5889 32,~~682~~994.8745 9130,~~789~~941.6907 IA14 22541QML3 SEN 5.25000% 1,855,000.00 8,115.62 0.00 IA15 22541QMM1 SEN 3.00000% 6867,~~045~~547,~~058~~075.5178 ~~170~~168,~~112~~867.6469 ~~497~~549,~~982~~837.7398 IA16 22541QMN9 SEN 2.70000% 119,~~785~~582,~~176~~226.5249 2621,~~516~~560.6501 2742,~~202,950~~584.0378 IA17 22541QMP4 SEN 2.~~60063~~61500% 1,~~262~~026,~~697~~667.4812 2,~~736~~237.5128 ~~236~~79,~~030~~562.3665 IA18 22541QMQ2 SEN 13.~~19811~~15500% ~~420~~342,~~899~~222.1637 43,~~629~~751.2361 7826,~~676~~520.7988 IA19 22541QMR0 SEN 5.25000% 20,000,000.00 87,500.00 0.00 IA20 22541QMS8 SEN 11.52766% 43,~~396~~574,~~057~~322.7243 4234,~~230~~336.2131 ~~821~~276,~~735~~995.2990 IA21 22541QMT6 SEN 9.00000% ~~654~~532,~~732~~346.2207 43,~~910~~992.4960 ~~122~~41,~~386~~254.1572 IA22 22541QMU3 SEN 4.50000% 44,662,000.00 167,482.50 0.00 IA23 22541QMV1 SEN 5.25000% 2,386,000.00 10,438.75 0.00 IP 22541QMZ2 SEN 0.00000% ~~174~~167,~~983~~879.5797 0.00 ~~7,103~~195.6059 IIA1 22541QMW9 SEN 4.75000% 5453,~~236~~302,~~591~~161.7607 ~~214~~210,~~686~~987.5072 ~~934~~1,~~430~~434,397.6907 AR 22541QNE8 SEN 4.75000% 0.00 03.0058 0.00 IIP 22541QNA6 SEN 0.00000% 89,~~805~~457.3598 0.00 ~~347~~348.3881 IX 22541QMX7 SEN 5.25000% 0.00 ~~138~~130,~~112~~621.1699 0.00 IIX 22541QMY5 SEN 4.75000% 0.00 18,~~510~~234.3774 0.00 CB1 22541QNB4 SUB 5.~~18403~~18419% 6,~~211~~203,~~896~~339.6602 26,~~835~~799.5739 8,~~557~~598.6406 CB2 22541QNC2 SUB 5.~~18403~~18419% 2,~~440~~437,~~387~~025.8390 10,~~542~~528.5433 3,~~361~~377.9381 CB3 22541QND0 SUB 5.~~18403~~18419% 1,~~996~~993,~~680~~929.5083 8,~~625~~614.7209 2,~~750~~763.6766 CB4 22541QLU4 SUB 5.~~18403~~18419% 443,~~706~~095.3307 1,~~916~~914.8224 ~~611~~614.2615 CB5 22541QLV2 SUB 5.~~18403~~18419% ~~887~~886,~~413~~191.6715 3,~~833~~828.6548 1,~~222~~228.5229 CB6 22541QLW0 SUB 5.~~18403~~18419% ~~671~~670,~~412~~487.4853 2,~~900~~896.5261 ~~924~~929.9532 Totals ~~426~~409,~~250~~813,~~477~~721.2624 1,~~997~~917,~~015~~767.8032 167,~~436~~270,~~756~~545.0323

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses IA1 0.00 48,~~183~~077,~~327~~502.5695 ~~250~~260,~~739~~412.9579 0.00 IA2 0.00 0.00 ~~228~~226,~~095~~930.1083 0.00 IA3 0.00 25,~~843~~634,~~883~~114.4880 ~~287~~306,~~612~~683.3924 0.00 IA4 0.00 35,071,933.00 153,439.7071 0.00 IA5 0.00 2926,~~004~~756,~~030~~332.6966 62,~~824~~374,~~080~~590.2466 0.00 IA6 0.00 8,724,000.00 38,167.50 0.00 IA7 0.00 17,437,000.00 76,286.87 0.00 IA8 0.00 2,~~737~~525,000.00 ~~644~~223,~~730~~974.6237 0.00 IA9 0.00 5,000,000.00 21,875.00 0.00 IA10 0.00 3,000,000.00 13,125.00 0.00 IA11 0.00 11,~~977~~049,~~783~~552.1114 2960,~~792,971~~171.4672 0.00 IA12 0.00 4,~~734~~367,~~075~~203.7352 1406,~~137,467~~798.0013 0.00 IA13 0.00 ~~399~~368,~~259~~318.8983 9533,~~472~~935.5652 0.00 IA14 0.00 1,855,000.00 8,115.62 0.00 IA15 0.00 6766,~~547~~997,~~075~~237.7880 ~~668~~718,~~095~~705.3767 0.00 IA16 0.00 98,~~582~~839,~~226~~641.4971 2764,~~229,466~~144.6879 0.00 IA17 0.00 1947,~~026,667~~104.1247 ~~238~~81,~~766~~799.8793 0.00 IA18 0.00 ~~342~~315,~~222~~701.3749 8330,~~306~~272.0249 0.00 IA19 0.00 20,000,000.00 87,500.00 0.00 IA20 0.00 3,~~574~~297,~~322~~326.4353 ~~863~~311,~~965~~332.5021 0.00 IA21 0.00 ~~532~~491,~~346~~091.0735 ~~127~~45,~~296~~247.6432 0.00 IA22 0.00 44,662,000.00 167,482.50 0.00 IA23 0.00 2,386,000.00 10,438.75 0.00 IP 0.00 167,~~879~~684.9738 ~~7,103~~195.6059 0.00 IIA1 0.00 5351,~~302~~867,~~161~~764.0701 1,~~149~~645,~~117~~384.1979 0.00 AR 0.00 0.00 03.0058 0.00 IIP 0.00 89,~~457~~109.9817 ~~347~~348.3881 0.00 IX 0.00 0.00 ~~138~~130,~~112~~621.1699 0.00 IIX 0.00 0.00 18,~~510~~234.3774 0.00 CB1 0.00 6,~~203~~194,~~339~~740.0296 35,~~393~~397.2145 0.00 CB2 0.00 2,~~437~~433,~~025~~648.9009 13,~~904~~906.4714 0.00 CB3 0.00 1,~~993~~991,~~929~~166.8317 11,~~376~~377.3975 0.00 CB4 0.00 ~~443~~442,~~095~~480.0793 2,528.0839 0.00 CB5 0.00 ~~886~~884,~~191~~962.1585 5,056.1777 0.00 CB6 0.00 ~~670~~669,~~487~~558.5321 3,825.4793 0.00 Totals 0.00 ~~409~~402,~~813~~543,~~721~~176.2402 189,~~433~~188,~~771~~312.8355 0.00 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.

Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) IA1 48,365,000.00 48,~~279~~183,~~171~~327.8456 26,~~295~~498.1907 9399,~~549~~326.0953 0.00 0.00 IA2 0.00 0.00 0.00 0.00 0.00 0.00 IA3 26,204,000.00 2625,~~033~~843,~~868~~883.8648 412,~~549~~880.5967 ~~185~~196,~~435~~888.8001 0.00 0.00 IA4 35,071,933.00 35,071,933.00 0.00 0.00 0.00 0.00 IA5 42,376,000.00 3529,~~672~~004,~~045~~030.7369 ~~159~~138,~~679~~018.2406 62,~~508~~109,~~335~~679.8097 0.00 0.00 IA6 8,724,000.00 8,724,000.00 0.00 0.00 0.00 0.00 IA7 17,437,000.00 17,437,000.00 0.00 0.00 0.00 0.00 IA8 4,000,000.00 32,~~367~~737,000.00 1513,~~086~~017.6469 ~~614~~198,~~913~~982.3631 0.00 0.00 IA9 5,000,000.00 5,000,000.00 0.00 0.00 0.00 0.00 IA10 3,000,000.00 3,000,000.00 0.00 0.00 0.00 0.00 IA11 17,500,000.00 1411,~~731~~977,~~470~~783.6511 6556,~~942~~997.6727 2871,~~687,744~~233.8770 0.00 0.00 IA12 6,916,666.00 54,~~822~~734,~~437~~075.8473 2622,~~063~~527.0549 1344,~~062,299~~344.0672 0.00 0.00 IA13 583,334.00 ~~491~~399,~~049~~259.5889 21,~~198~~899.0991 8929,~~591~~041.6016 0.00 0.00 IA14 1,855,000.00 1,855,000.00 0.00 0.00 0.00 0.00 IA15 68,491,000.00 6867,~~045~~547,~~058~~075.5178 1133,~~925~~762.2135 ~~486~~516,~~057~~075.5163 0.00 0.00 IA16 14,000,000.00 119,~~785~~582,~~176~~226.5249 5245,~~754~~597.1481 2696,~~150,195~~986.8996 0.00 0.00 IA17 1,500,000.00 1,~~262~~026,~~697~~667.4812 54,~~652~~885.2348 ~~230~~74,~~378~~677.1317 0.00 0.00 IA18 500,000.00 ~~420~~342,~~899~~222.1637 1,~~884~~628.0849 7624,~~792~~892.7139 0.00 0.00 IA19 20,000,000.00 20,000,000.00 0.00 0.00 0.00 0.00 IA20 5,222,222.00 43,~~396~~574,~~057~~322.7243 1917,~~678~~008.1371 ~~802~~259,~~057~~987.1619 0.00 0.00 IA21 777,778.00 ~~654~~532,~~732~~346.2207 2,~~930~~533.7921 ~~119~~38,~~455~~721.3651 0.00 0.00 IA22 44,662,000.00 44,662,000.00 0.00 0.00 0.00 0.00 IA23 2,386,000.00 2,386,000.00 0.00 0.00 0.00 0.00 IP 175,185.25 ~~174~~167,~~983~~879.5797 ~~199~~192.6688 ~~6,903~~2.9471 0.00 0.00 IIA1 56,808,467.00 5453,~~236~~302,~~591~~161.7607 ~~198~~195,~~003~~667.5157 ~~736~~1,~~427~~238,729.1850 0.00 0.00 AR 50.00 0.00 0.00 0.00 0.00 0.00 IIP 90,151.30 89,~~805~~457.3598 ~~347~~348.3881 0.00 0.00 0.00 CB1 6,220,404.00 6,~~211~~203,~~896~~339.6602 8,~~557~~598.6406 0.00 0.00 0.00 CB2 2,443,730.00 2,~~440~~437,~~387~~025.8390 3,~~361~~377.9381 0.00 0.00 0.00 CB3 1,999,415.00 1,~~996~~993,~~680~~929.5083 2,~~750~~763.6766 0.00 0.00 0.00 CB4 444,314.00 443,~~706~~095.3307 ~~611~~614.2615 0.00 0.00 0.00 CB5 888,629.00 ~~887~~886,~~413~~191.6715 1,~~222~~228.5229 0.00 0.00 0.00 CB6 672,332.00 ~~671~~670,~~412~~487.4853 ~~924~~929.9532 0.00 0.00 0.00 Totals 444,314,610.55 ~~426~~409,~~250~~813,~~477~~721.2624 ~~586~~570,~~618~~975.5776 156,~~850~~699,~~137~~569.46 0.00 0.00 (1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution IA1 95105,~~844~~824.2861 48,~~183~~077,~~327~~502.5695 0.~~99624372~~99405568 95105,~~844~~824.2861 IA2 0.00 0.00 0.00000000 0.00 IA3 ~~189~~209,~~985~~768.3868 25,~~843~~634,~~883~~114.4880 0.~~98625719~~97825198 ~~189~~209,~~985~~768.3868 IA4 0.00 35,071,933.00 1.00000000 0.00 IA5 62,~~668~~247,~~015~~698.0403 2926,~~004~~756,~~030~~332.6966 0.~~68444475~~63140298 62,~~668~~247,~~015~~698.0403 IA6 0.00 8,724,000.00 1.00000000 0.00 IA7 0.00 17,437,000.00 1.00000000 0.00 IA8 ~~630~~212,000.00 2,~~737~~525,000.00 0.~~68425000~~63125000 ~~630~~212,000.00 IA9 0.00 5,000,000.00 1.00000000 0.00 IA10 0.00 3,000,000.00 1.00000000 0.00 IA11 2928,~~753,687~~230.5497 11,~~977~~049,~~783~~552.1114 0.~~68444475~~63140298 2928,~~753,687~~230.5497 IA12 1366,~~088,362~~872.1120 4,~~734~~367,~~075~~203.7352 0.~~68444475~~63140298 1366,~~088,362~~872.1120 IA13 9130,~~789~~941.6907 ~~399~~368,~~259~~318.8983 0.~~68444474~~63140299 9130,~~789~~941.6907 IA14 0.00 1,855,000.00 1.00000000 0.00 IA15 ~~497~~549,~~982~~837.7398 6766,~~547~~997,~~075~~237.7880 0.~~98621827~~97819039 ~~497~~549,~~982~~837.7398 IA16 2742,~~202,950~~584.0378 98,~~582~~839,~~226~~641.4971 0.~~68444475~~63140298 2742,~~202,950~~584.0378 IA17 ~~236~~79,~~030~~562.3665 1947,~~026,667~~104.1247 0.~~68444475~~63140298 ~~236~~79,~~030~~562.3665 IA18 7826,~~676~~520.7988 ~~342~~315,~~222~~701.3749 0.~~68444474~~63140298 7826,~~676~~520.7988 IA19 0.00 20,000,000.00 1.00000000 0.00 IA20 ~~821~~276,~~735~~995.2990 3,~~574~~297,~~322~~326.4353 0.~~68444475~~63140298 ~~821~~276,~~735~~995.2990 IA21 ~~122~~41,~~386~~254.1572 ~~532~~491,~~346~~091.0735 0.~~68444475~~63140298 ~~122~~41,~~386~~254.1572 IA22 0.00 44,662,000.00 1.00000000 0.00 IA23 0.00 2,386,000.00 1.00000000 0.00 IP ~~7,103~~195.6059 167,~~879~~684.9738 0.~~95829969~~95718321 ~~7,103~~195.6059 IIA1 ~~934~~1,~~430~~434,397.6907 5351,~~302~~867,~~161~~764.0701 0.~~93827846~~91302876 ~~934~~1,~~430~~434,397.6907 AR 0.00 0.00 0.00000000 0.00 IIP ~~347~~348.3881 89,~~457~~109.9817 0.~~99230937~~98844021 ~~347~~348.3881 CB1 8,~~557~~598.6406 6,~~203~~194,~~339~~740.0296 0.~~99725661~~99587438 8,~~557~~598.6406 CB2 3,~~361~~377.9381 2,~~437~~433,~~025~~648.9009 0.~~99725661~~99587438 3,~~361~~377.9381 CB3 2,~~750~~763.6766 1,~~993~~991,~~929~~166.8317 0.~~99725661~~99587438 2,~~750~~763.6766 CB4 ~~611~~614.2615 ~~443~~442,~~095~~480.0793 0.~~99725660~~99587438 ~~611~~614.2615 CB5 1,~~222~~228.5229 ~~886~~884,~~191~~962.1585 0.~~99725662~~99587438 1,~~222~~228.5229 CB6 ~~924~~929.9532 ~~670~~669,~~487~~558.5321 0.~~99725661~~99587437 ~~924~~929.9532 Totals 167,~~436~~270,~~756~~545.0323 ~~409~~402,~~813~~543,~~721~~176.2402 0.~~92235032~~90598681 167,~~436~~270,~~756~~545.0323

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion IA1 48,365,000.00 ~~998~~996.~~22540763~~24372087 0.~~04745560~~13435480 12.~~93423116~~05368614 0.00000000 IA2 0.00 0.00000000 0.00000000 0.00000000 0.00000000 IA3 26,204,000.00 ~~993~~986.~~50743627~~25719279 0.~~17362197~~49155358 7.~~07662189~~51366242 0.00000000 IA4 35,071,933.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA5 42,376,000.00 ~~841~~684.~~79832287~~44474915 3.~~76815273~~25698650 ~~153~~49.~~58542099~~78478313 0.00000000 IA6 8,724,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA7 17,437,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA8 4,000,000.00 ~~841~~684.~~75000000~~25000000 3.~~77166000~~25442250 ~~153~~49.~~72834000~~74557750 0.00000000 IA9 5,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA10 3,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA11 17,500,000.00 ~~841~~684.~~79832286~~44474914 3.~~76815257~~25698686 ~~153~~49.~~58542114~~78478286 0.00000000 IA12 6,916,666.00 ~~841~~684.~~79832306~~44474983 3.~~76815217~~25698682 ~~153~~49.~~58542107~~78478359 0.00000000 IA13 583,334.00 ~~841~~684.~~79831794~~44474349 3.~~76814998~~25698485 ~~153~~49.~~58542447~~78478882 0.00000000 IA14 1,855,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA15 68,491,000.00 ~~993~~986.~~48904980~~21827364 0.~~17411353~~49294579 7.~~09666248~~53494080 0.00000000 IA16 14,000,000.00 ~~841~~684.~~79832286~~44474929 3.~~76815286~~25698643 ~~153~~49.~~58542071~~78478286 0.00000000 IA17 1,500,000.00 ~~841~~684.~~79832000~~44474667 3.~~76815333~~25698667 ~~153~~49.~~58542000~~78478000 0.00000000 IA18 500,000.00 ~~841~~684.~~79832000~~44474000 3.~~76816000~~25698000 ~~153~~49.~~58542000~~78478000 0.00000000 IA19 20,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA20 5,222,222.00 ~~841~~684.~~79832263~~44474976 3.~~76815271~~25698716 ~~153~~49.~~58542015~~78478318 0.00000000 IA21 777,778.00 ~~841~~684.~~79832806~~44475159 3.~~76815749~~25698336 ~~153~~49.~~58541898~~78478435 0.00000000 IA22 44,662,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA23 2,386,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IP 175,185.25 ~~998~~958.~~84876153~~29968562 1.~~13970782~~10100594 390.~~40936808~~01546934 0.00000000 IIA1 56,808,467.00 ~~954~~938.~~72725501~~27846243 3.~~48545772~~44433815 1221.~~96333485~~80536750 0.00000000 AR 50.00 0.00000000 0.00000000 0.00000000 0.00000000 IIP 90,151.30 ~~996~~992.~~16256227~~30937324 3.~~85329995~~86916218 0.00000000 0.00000000 IX 0.00 0.00000000 0.00000000 0.00000000 0.00000000 IIX 0.00 0.00000000 0.00000000 0.00000000 0.00000000 CB1 6,220,404.00 ~~998~~997.~~63234928~~25661227 1.~~37573701~~38223498 0.00000000 0.00000000 CB2 2,443,730.00 ~~998~~997.~~63234891~~25661182 1.~~37573709~~38223535 0.00000000 0.00000000 CB3 1,999,415.00 ~~998~~997.~~63234996~~25661256 1.~~37573740~~38223430 0.00000000 0.00000000 CB4 444,314.00 ~~998~~997.~~63234109~~25660231 1.~~37573878~~38224319 0.00000000 0.00000000 CB5 888,629.00 ~~998~~997.~~63235388~~25661665 1.~~37573723~~38223038 0.00000000 0.00000000 CB6 672,332.00 ~~998~~997.~~63234235~~25660834 1.~~37573401~~38223378 0.00000000 0.00000000 (2) All Classes are per $1,000 denomination

Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution IA1 0.00000000 12.~~98168676~~18804115 ~~996~~994.~~24372087~~05567973 0.~~99624372~~99405568 12.~~98168676~~18804115 IA2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 IA3 0.00000000 78.~~25024347~~00521600 ~~986~~978.~~25719279~~25197680 0.~~98625719~~97825198 78.~~25024347~~00521600 IA4 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA5 0.00000000 ~~157~~53.~~35357372~~04176963 ~~684~~631.~~44474915~~40297952 0.~~68444475~~63140298 ~~157~~53.~~35357372~~04176963 IA6 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA7 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA8 0.00000000 ~~157~~53.~~50000000~~00000000 ~~684~~631.25000000 0.~~68425000~~63125000 ~~157~~53.~~50000000~~00000000 IA9 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA10 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA11 0.00000000 ~~157~~53.~~35357371~~04176971 ~~684~~631.~~44474914~~40297943 0.~~68444475~~63140298 ~~157~~53.~~35357371~~04176971 IA12 0.00000000 ~~157~~53.~~35357324~~04176897 ~~684~~631.~~44474983~~40297941 0.~~68444475~~63140298 ~~157~~53.~~35357324~~04176897 IA13 0.00000000 ~~157~~53.~~35357445~~04177367 ~~684~~631.~~44474349~~40298697 0.~~68444474~~63140299 ~~157~~53.~~35357445~~04177367 IA14 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA15 0.00000000 78.~~27077616~~02788658 ~~986~~978.~~21827364~~19038706 0.~~98621827~~97819039 78.~~27077616~~02788658 IA16 0.00000000 ~~157~~53.~~35357357~~04177000 ~~684~~631.~~44474929~~40297929 0.~~68444475~~63140298 ~~157~~53.~~35357357~~04177000 IA17 0.00000000 ~~157~~53.~~35357333~~04176667 ~~684~~631.~~44474667~~40298000 0.~~68444475~~63140298 ~~157~~53.~~35357333~~04176667 IA18 0.00000000 ~~157~~53.~~35358000~~04176000 ~~684~~631.~~44474000~~40298000 0.~~68444474~~63140298 ~~157~~53.~~35358000~~04176000 IA19 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA20 0.00000000 ~~157~~53.~~35357287~~04177034 ~~684~~631.~~44474976~~40297942 0.~~68444475~~63140298 ~~157~~53.~~35357287~~04177034 IA21 0.00000000 ~~157~~53.~~35357647~~04176770 ~~684~~631.~~44475159~~40298388 0.~~68444475~~63140298 ~~157~~53.~~35357647~~04176770 IA22 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA23 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IP 0.00000000 401.~~54907591~~11647527 ~~958~~957.~~29968562~~18321034 0.~~95829969~~95718321 401.~~54907591~~11647527 IIA1 0.00000000 1625.~~44879257~~24970565 ~~938~~913.~~27846243~~02875696 0.~~93827846~~91302876 1625.~~44879257~~24970565 AR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 IIP 0.00000000 3.~~85329995~~86916218 ~~992~~988.~~30937324~~44021107 0.~~99230937~~98844021 3.~~85329995~~86916218 IX 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 IIX 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 CB1 0.00000000 1.~~37573701~~38223498 ~~997~~995.~~25661227~~87437729 0.~~99725661~~99587438 1.~~37573701~~38223498 CB2 0.00000000 1.~~37573709~~38223535 ~~997~~995.~~25661182~~87437647 0.~~99725661~~99587438 1.~~37573709~~38223535 CB3 0.00000000 1.~~37573740~~38223430 ~~997~~995.~~25661256~~87437826 0.~~99725661~~99587438 1.~~37573740~~38223430 CB4 0.00000000 1.~~37573878~~38224319 ~~997~~995.~~25660231~~87438163 0.~~99725660~~99587438 1.~~37573878~~38224319 CB5 0.00000000 1.~~37573723~~38223038 ~~997~~995.~~25661665~~87437502 0.~~99725662~~99587438 1.~~37573723~~38223038 CB6 0.00000000 1.~~37573401~~38223378 ~~997~~995.~~25660834~~87437456 0.~~99725661~~99587437 1.~~37573401~~38223378 (3) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall IA1 48,365,000.00 3.85000% 48,~~279~~183,~~171~~327.8456 154,~~895~~588.6818 0.00 0.00 IA2 0.00 5.25000% 5251,~~136~~869,~~023~~903.5918 ~~228~~226,~~095~~930.1083 0.00 0.00 IA3 26,204,000.00 4.50000% 2625,~~033~~843,~~868~~883.8648 9796,~~627~~914.0156 0.00 0.00 IA4 35,071,933.00 5.25000% 35,071,933.00 153,439.71 0.00 0.00 IA5 42,376,000.00 5.25000% 3529,~~672~~004,~~045~~030.7369 ~~156~~126,~~065~~892.2063 0.00 0.00 IA6 8,724,000.00 5.25000% 8,724,000.00 38,167.50 0.00 0.00 IA7 17,437,000.00 5.25000% 17,437,000.00 76,286.88 0.00 0.00 IA8 4,000,000.00 5.25000% 32,~~367~~737,000.00 1411,~~730~~974.6338 0.00 0.00 IA9 5,000,000.00 5.25000% 5,000,000.00 21,875.00 0.00 0.00 IA10 3,000,000.00 5.25000% 3,000,000.00 13,125.00 0.00 0.00 IA11 17,500,000.00 3.20000% 1411,~~731~~977,~~470~~783.6511 3931,~~283~~940.9275 0.00 0.00 IA12 6,916,666.00 10.12048% 54,~~822~~734,~~437~~075.8473 4939,~~104~~925.8993 0.00 0.00 IA13 583,334.00 9.00000% ~~491~~399,~~049~~259.5889 32,~~682~~994.8745 0.00 0.00 IA14 1,855,000.00 5.25000% 1,855,000.00 8,115.63 0.00 0.00 IA15 68,491,000.00 3.00000% 6867,~~045~~547,~~058~~075.5178 ~~170~~168,~~112~~867.6569 0.00 0.00 IA16 14,000,000.00 2.70000% 119,~~785~~582,~~176~~226.5249 2621,~~516~~560.6501 0.00 0.00 IA17 1,500,000.00 2.~~60063~~61500% 1,~~262~~026,~~697~~667.4812 2,~~736~~237.5128 0.00 0.00 IA18 500,000.00 13.~~19811~~15500% ~~420~~342,~~899~~222.1637 43,~~629~~751.2361 0.00 0.00 IA19 20,000,000.00 5.25000% 20,000,000.00 87,500.00 0.00 0.00 IA20 5,222,222.00 11.52766% 43,~~396~~574,~~057~~322.7243 4234,~~230~~336.2231 0.00 0.00 IA21 777,778.00 9.00000% ~~654~~532,~~732~~346.2207 43,~~910~~992.4960 0.00 0.00 IA22 44,662,000.00 4.50000% 44,662,000.00 167,482.50 0.00 0.00 IA23 2,386,000.00 5.25000% 2,386,000.00 10,438.75 0.00 0.00 IP 175,185.25 0.00000% ~~174~~167,~~983~~879.5797 0.00 0.00 0.00 IIA1 56,808,467.00 4.75000% 5453,~~236~~302,~~591~~161.7607 ~~214~~210,~~686~~987.5172 0.00 0.00 AR 50.00 4.75000% 0.00 0.00 0.00 0.00 IIP 90,151.30 0.00000% 89,~~805~~457.3598 0.00 0.00 0.00 IX 0.00 5.25000% 3129,~~568~~856,~~494~~455.8564 ~~138~~130,~~112~~621.1699 0.00 0.00 IIX 0.00 4.75000% 4,~~676~~606,~~303~~670.9080 18,~~510~~234.3774 0.00 0.00 CB1 6,220,404.00 5.~~18403~~18419% 6,~~211~~203,~~896~~339.6602 26,~~835~~799.5739 0.00 0.00 CB2 2,443,730.00 5.~~18403~~18419% 2,~~440~~437,~~387~~025.8390 10,~~542~~528.5433 0.00 0.00 CB3 1,999,415.00 5.~~18403~~18419% 1,~~996~~993,~~680~~929.5083 8,~~625~~614.7209 0.00 0.00 CB4 444,314.00 5.~~18403~~18419% 443,~~706~~095.3307 1,~~916~~914.8224 0.00 0.00 CB5 888,629.00 5.~~18403~~18419% ~~887~~886,~~413~~191.6715 3,~~833~~828.6548 0.00 0.00 CB6 672,332.00 5.~~18403~~18419% ~~671~~670,~~412~~487.4853 2,~~900~~896.5261 0.00 0.00 Totals 444,314,610.55 1,~~997~~917,~~015~~763.8877 0.00 0.00

Interest Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance IA1 0.00 0.00 154,~~895~~588.6718 0.00 48,~~183~~077,~~327~~502.5695 IA2 0.00 0.00 ~~228~~226,~~095~~930.1083 0.00 51,~~869~~576,~~903~~071.1848 IA3 0.00 0.00 9796,~~627~~914.0156 0.00 25,~~843~~634,~~883~~114.4880 IA4 0.00 0.00 153,439.7071 0.00 35,071,933.00 IA5 0.00 0.00 ~~156~~126,~~065~~892.2063 0.00 2926,~~004~~756,~~030~~332.6966 IA6 0.00 0.00 38,167.50 0.00 8,724,000.00 IA7 0.00 0.00 76,286.87 0.00 17,437,000.00 IA8 0.00 0.00 1411,~~730~~974.6237 0.00 2,~~737~~525,000.00 IA9 0.00 0.00 21,875.00 0.00 5,000,000.00 IA10 0.00 0.00 13,125.00 0.00 3,000,000.00 IA11 0.00 0.00 3931,~~283~~940.9275 0.00 11,~~977~~049,~~783~~552.1114 IA12 0.00 0.00 4939,~~104~~925.8993 0.00 4,~~734~~367,~~075~~203.7352 IA13 0.00 0.00 32,~~682~~994.8745 0.00 ~~399~~368,~~259~~318.8983 IA14 0.00 0.00 8,115.62 0.00 1,855,000.00 IA15 0.00 0.00 ~~170~~168,~~112~~867.6469 0.00 6766,~~547~~997,~~075~~237.7880 IA16 0.00 0.00 2621,~~516~~560.6501 0.00 98,~~582~~839,~~226~~641.4971 IA17 0.00 0.00 2,~~736~~237.5128 0.00 1947,~~026,667~~104.1247 IA18 0.00 0.00 43,~~629~~751.2361 0.00 ~~342~~315,~~222~~701.3749 IA19 0.00 0.00 87,500.00 0.00 20,000,000.00 IA20 0.00 0.00 4234,~~230~~336.2131 0.00 3,~~574~~297,~~322~~326.4353 IA21 0.00 0.00 43,~~910~~992.4960 0.00 ~~532~~491,~~346~~091.0735 IA22 0.00 0.00 167,482.50 0.00 44,662,000.00 IA23 0.00 0.00 10,438.75 0.00 2,386,000.00 IP 0.00 0.00 0.00 0.00 167,~~879~~684.9738 IIA1 0.00 0.00 ~~214~~210,~~686~~987.5072 0.00 5351,~~302~~867,~~161~~764.0701 AR 0.00 0.00 03.0058 0.00 0.00 IIP 0.00 0.00 0.00 0.00 89,~~457~~109.9817 IX 0.00 0.00 ~~138~~130,~~112~~621.1699 0.00 29,~~856~~222,~~455~~733.6402 IIX 0.00 0.00 18,~~510~~234.3774 0.00 4,~~606~~284,~~670~~726.8035 CB1 0.00 0.00 26,~~835~~799.5739 0.00 6,~~203~~194,~~339~~740.0296 CB2 0.00 0.00 10,~~542~~528.5433 0.00 2,~~437~~433,~~025~~648.9009 CB3 0.00 0.00 8,~~625~~614.7209 0.00 1,~~993~~991,~~929~~166.8317 CB4 0.00 0.00 1,~~916~~914.8224 0.00 ~~443~~442,~~095~~480.0793 CB5 0.00 0.00 3,~~833~~828.6548 0.00 ~~886~~884,~~191~~962.1585 CB6 0.00 0.00 2,~~900~~896.5261 0.00 ~~670~~669,~~487~~558.5321 Totals 0.00 0.00 1,~~997~~917,~~015~~767.8032 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Factors Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall IA1 48,365,000.00 3.85000% ~~998~~996.~~22540763~~24372087 3.~~20263993~~19628202 0.00000000 0.00000000 IA2 0.00 5.25000% ~~995~~990.~~44987545~~36875282 4.~~35509314~~33286336 0.00000000 0.00000000 IA3 26,204,000.00 4.50000% ~~993~~986.~~50743627~~25719279 3.~~72565295~~69846436 0.00000000 0.00000000 IA4 35,071,933.00 5.25000% 1000.00000000 4.37500009 0.00000000 0.00000000 IA5 42,376,000.00 5.25000% ~~841~~684.~~79832287~~44474915 32.~~68286766~~99444568 0.00000000 0.00000000 IA6 8,724,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IA7 17,437,000.00 5.25000% 1000.00000000 4.37500029 0.00000000 0.00000000 IA8 4,000,000.00 5.25000% ~~841~~684.~~75000000~~25000000 32.~~68265750~~99359500 0.00000000 0.00000000 IA9 5,000,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IA10 3,000,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IA11 17,500,000.00 3.20000% ~~841~~684.~~79832286~~44474914 21.~~24479543~~82518571 0.00000000 0.00000000 IA12 6,916,666.00 10.12048% ~~841~~684.~~79832306~~44474983 75.~~09950285~~77242417 0.00000000 0.00000000 IA13 583,334.00 9.00000% ~~841~~684.~~79831794~~44474349 65.~~31348421~~13333699 0.00000000 0.00000000 IA14 1,855,000.00 5.25000% 1000.00000000 4.37500270 0.00000000 0.00000000 IA15 68,491,000.00 3.00000% ~~993~~986.~~48904980~~21827364 2.~~48372268~~46554569 0.00000000 0.00000000 IA16 14,000,000.00 2.70000% ~~841~~684.~~79832286~~44474929 1.~~89404643~~54000071 0.00000000 0.00000000 IA17 1,500,000.00 2.~~60063~~61500% ~~841~~684.~~79832000~~44474667 1.~~82434000~~49152000 0.00000000 0.00000000 IA18 500,000.00 13.~~19811~~15500% ~~841~~684.~~79832000~~44474000 97.~~25846000~~50322000 0.00000000 0.00000000 IA19 20,000,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IA20 5,222,222.00 11.52766% ~~841~~684.~~79832263~~44474976 86.~~08663822~~57503836 0.00000000 0.00000000 IA21 777,778.00 9.00000% ~~841~~684.~~79832806~~44475159 65.~~31348534~~13334139 0.00000000 0.00000000 IA22 44,662,000.00 4.50000% 1000.00000000 3.75000000 0.00000000 0.00000000 IA23 2,386,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IP 175,185.25 0.00000% ~~998~~958.~~84876153~~29968562 0.00000000 0.00000000 0.00000000 IIA1 56,808,467.00 4.75000% ~~954~~938.~~72725501~~27846243 3.~~77912873~~71401890 0.00000000 0.00000000 AR 50.00 4.75000% 0.00000000 0.00000000 0.00000000 0.00000000 IIP 90,151.30 0.00000% ~~996~~992.~~16256227~~30937324 0.00000000 0.00000000 0.00000000 IX 0.00 5.25000% ~~953~~901.~~44494287~~73721545 43.~~17132147~~94510021 0.00000000 0.00000000 IIX 0.00 4.75000% ~~937~~923.~~33811999~~38056709 3.~~71029680~~65504836 0.00000000 0.00000000 CB1 6,220,404.00 5.~~18403~~18419% ~~998~~997.~~63234928~~25661227 4.~~31412011~~30830377 0.00000000 0.00000000 CB2 2,443,730.00 5.~~18403~~18419% ~~998~~997.~~63234891~~25661182 4.~~31411817~~30830329 0.00000000 0.00000000 CB3 1,999,415.00 5.~~18403~~18419% ~~998~~997.~~63234996~~25661256 4.~~31412188~~30830518 0.00000000 0.00000000 CB4 444,314.00 5.~~18403~~18419% ~~998~~997.~~63234109~~25660231 4.~~31411119~~30830449 0.00000000 0.00000000 CB5 888,629.00 5.~~18403~~18419% ~~998~~997.~~63235388~~25661665 4.~~31411759~~30829964 0.00000000 0.00000000 CB6 672,332.00 5.~~18403~~18419% ~~998~~997.~~63234235~~25660834 4.~~31411862~~30830304 0.00000000 0.00000000 (5) All Classes are per $1,000 denomination

Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance IA1 0.00000000 0.00000000 3.~~20263972~~19628202 0.00000000 ~~996~~994.~~24372087~~05567973 IA2 0.00000000 0.00000000 4.~~35509314~~33286336 0.00000000 ~~990~~984.~~36875282~~75852962 IA3 0.00000000 0.00000000 3.~~72565295~~69846436 0.00000000 ~~986~~978.~~25719279~~25197680 IA4 0.00000000 0.00000000 4.~~37499980~~37500009 0.00000000 1000.00000000 IA5 0.00000000 0.00000000 32.~~68286766~~99444568 0.00000000 ~~684~~631.~~44474915~~40297952 IA6 0.00000000 0.00000000 4.37500000 0.00000000 1000.00000000 IA7 0.00000000 0.00000000 4.37499971 0.00000000 1000.00000000 IA8 0.00000000 0.00000000 32.~~68265500~~99359250 0.00000000 ~~684~~631.25000000 IA9 0.00000000 0.00000000 4.37500000 0.00000000 1000.00000000 IA10 0.00000000 0.00000000 4.37500000 0.00000000 1000.00000000 IA11 0.00000000 0.00000000 21.~~24479543~~82518571 0.00000000 ~~684~~631.~~44474914~~40297943 IA12 0.00000000 0.00000000 75.~~09950285~~77242417 0.00000000 ~~684~~631.~~44474983~~40297941 IA13 0.00000000 0.00000000 65.~~31348421~~13333699 0.00000000 ~~684~~631.~~44474349~~40298697 IA14 0.00000000 0.00000000 4.37499730 0.00000000 1000.00000000 IA15 0.00000000 0.00000000 2.~~48372253~~46554569 0.00000000 ~~986~~978.~~21827364~~19038706 IA16 0.00000000 0.00000000 1.~~89404643~~54000071 0.00000000 ~~684~~631.~~44474929~~40297929 IA17 0.00000000 0.00000000 1.~~82434000~~49152000 0.00000000 ~~684~~631.~~44474667~~40298000 IA18 0.00000000 0.00000000 97.~~25846000~~50322000 0.00000000 ~~684~~631.~~44474000~~40298000 IA19 0.00000000 0.00000000 4.37500000 0.00000000 1000.00000000 IA20 0.00000000 0.00000000 86.~~08663630~~57503836 0.00000000 ~~684~~631.~~44474976~~40297942 IA21 0.00000000 0.00000000 65.~~31348534~~13334139 0.00000000 ~~684~~631.~~44475159~~40298388 IA22 0.00000000 0.00000000 3.75000000 0.00000000 1000.00000000 IA23 0.00000000 0.00000000 4.37500000 0.00000000 1000.00000000 IP 0.00000000 0.00000000 0.00000000 0.00000000 ~~958~~957.~~29968562~~18321034 IIA1 0.00000000 0.00000000 3.~~77912856~~71401890 0.00000000 ~~938~~913.~~27846243~~02875696 AR 0.00000000 0.00000000 071.~~00000000~~60000000 0.00000000 0.00000000 IIP 0.00000000 0.00000000 0.00000000 0.00000000 ~~992~~988.~~30937324~~44021107 IX 0.00000000 0.00000000 43.~~17132147~~94510021 0.00000000 ~~901~~882.~~73721545~~59725866 IIX 0.00000000 0.00000000 3.~~71029680~~65504836 0.00000000 ~~923~~858.~~38056709~~84866071 CB1 0.00000000 0.00000000 4.~~31412011~~30830377 0.00000000 ~~997~~995.~~25661227~~87437729 CB2 0.00000000 0.00000000 4.~~31411817~~30830329 0.00000000 ~~997~~995.~~25661182~~87437647 CB3 0.00000000 0.00000000 4.~~31412188~~30830518 0.00000000 ~~997~~995.~~25661256~~87437826 CB4 0.00000000 0.00000000 4.~~31411119~~30830449 0.00000000 ~~997~~995.~~25660231~~87438163 CB5 0.00000000 0.00000000 4.~~31411759~~30829964 0.00000000 ~~997~~995.~~25661665~~87437502 CB6 0.00000000 0.00000000 4.~~31411862~~30830304 0.00000000 ~~997~~995.~~25660834~~87437456 (6) Amount Does Not Include Excess Special Hazard, Bankruptcy,or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 189,~~473~~377,~~101~~457.9069 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 929,~~385~~659.6146 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 189,~~565~~387,~~487~~117.5115 Withdrawals Reimbursement for Servicer Advances 3792,~~585~~385.2861 Payment of Service Fee ~~110~~106,~~660~~418.9699 Payment of Interest and Principal 189,~~433~~188,~~771~~312.8355 Total Withdrawals (Pool Distribution Amount) 189,~~582~~387,~~018~~117.0715 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee 8885,~~802~~377.2599 External MS Fee 1615,~~530~~918.5631 Trustee Fee 5,~~328~~122.1569 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~110~~106,~~660~~418.9699

OTHER ACCOUNTS Beginning Current Current Ending Account Type Balance Withdrawals Deposits Balance Class I-A-10 Rounding Account 999.99 0.00 0.00 999.99 Class I-A-8 Rounding Account ~~806~~184.7086 708.42 815.13 ~~193~~291.2957 ~~184.86~~ Class I-A-9 Rounding Account 999.99 0.00 0.00 999.99

Delinquency Status By Groups

DELINQUENT BANKRUPTCY FORECLOSURE REO Total 130 Year Jumbo A No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 344 0 0 0 344 151,~~053~~557,~~351~~345.3745 0.00 0.00 0.00 151,~~053~~557,~~351~~345.3745 60 Days 20 0 0 0 20 ~~896,686~~0.5700 0.00 0.00 0.00 ~~896,686~~0.5700 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 364 0 0 0 364 151,~~950~~557,~~037~~345.9445 0.00 0.00 0.00 151,~~950~~557,~~037~~345.9445 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 40.~~485488~~535475% 0.000000% 0.000000% 0.000000% 40.~~485488~~535475% 40.~~239409~~445903% 0.000000% 0.000000% 0.000000% 40.~~239409~~445903% 60 Days 0.~~263852~~000000% 0.000000% 0.000000% 0.000000% 0.~~263852~~000000% 0.~~252530~~000000% 0.000000% 0.000000% 0.000000% 0.~~252530~~000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 40.~~749340~~535475% 0.000000% 0.000000% 0.000000% 40.~~749340~~535475% 40.~~491939~~445903% 0.000000% 0.000000% 0.000000% 40.~~491939~~445903% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 215 Year Jumbo A No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000%

COLLATERAL STATEMENT Collateral Description Mixed Fixed ~~& Balloon~~ Weighted Average Gross Coupon 5.~~933628~~927129% Weighted Average Net Coupon 5.~~637091~~630518% Weighted Average Pass-Through Rate 5.~~622091~~615518% Weighted Average Maturity(Stepdown Calculation ) ~~331~~330 Beginning Scheduled Collateral Loan Count ~~896~~864 Number Of Loans Paid In Full 3214 Ending Scheduled Collateral Loan Count ~~864~~850 Beginning Scheduled Collateral Balance ~~426~~409,~~250~~814,~~670~~536.5838 Ending Scheduled Collateral Balance ~~409~~402,~~814~~543,~~536~~884.3844 Ending Actual Collateral Balance at 3130-~~Aug~~Sep-2003 ~~410~~403,~~295~~035,~~231~~771.4982 Monthly P &I Constant 2,~~694~~595,~~296~~162.1727 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 189,~~360~~115,~~872~~508.9614 Ending Scheduled Balance for Premium Loans ~~409~~402,~~814~~543,~~536~~884.3844 Scheduled Principal ~~586~~570,~~618~~975.5777 Unscheduled Principal 156,~~849~~699,~~515~~676.6317

Group Level Collateral Statement Group 130 2Year Jumbo A 15 Year Jumbo A Total Collateral Description Mixed Fixed Mixed Fixed Mixed Fixed ~~& Balloon~~ Weighted Average Coupon Rate 6.~~006737~~001036 5.~~450217~~450895 5.~~933628~~927129 Weighted Average Net Rate 5.~~756737~~751036 5.~~200217~~200895 5.~~637091~~630518 Weighted Average Maturity ~~355~~354 ~~176~~175 ~~331~~330 Beginning Loan Count ~~788~~758 ~~108~~106 ~~896~~864 Loans Paid In Full 3011 23 3214 Ending Loan Count ~~758~~747 ~~106~~103 ~~864~~850 Beginning Scheduled Balance ~~370~~354,~~255~~759,~~109~~847.6822 55,~~995~~054,~~560~~689.9016 ~~426~~409,~~250~~814,~~670~~536.5838 Ending scheduled Balance ~~354~~348,~~759~~930,~~847~~046.2214 5553,~~054~~613,~~689~~838.1630 ~~409~~402,~~814~~543,~~536~~884.3844 Record Date 0809/3130/2003 0809/3130/2003 0809/3130/2003 Principal And Interest Constant 2,~~235~~142,~~528~~959.3081 ~~458~~452,~~767~~202.8746 2,~~694~~595,~~296~~162.1727 Scheduled Principal ~~382~~368,~~174~~854.0141 ~~204~~202,~~444~~121.5636 ~~586~~570,~~618~~975.5777 Unscheduled Principal 155,~~113~~460,~~088~~946.4567 ~~736~~1,~~427~~238,729.1850 156,~~849~~699,~~515~~676.6317 Scheduled Interest 1,~~853~~774,~~354~~105.2940 ~~254~~250,~~323~~081.3110 2,~~107~~024,~~677~~186.6050 Servicing Fees 7773,~~136~~908.4927 11,~~665~~469.7572 8885,~~802~~377.2499 Master Servicing Fees 0.00 0.00 0.00 Trustee Fee 4,~~628~~434.2149 ~~699~~688.9420 5,~~328~~122.1569 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 1413,~~376~~800.9257 2,~~153~~117.6674 1615,~~530~~918.5831 Pool Insurance Fee 0.00 0.00 0.00 Spread Fee 1 0.00 0.00 0.00 Spread Fee 2 0.00 0.00 0.00 Spread Fee 3 0.00 0.00 0.00 Net Interest 1,~~757~~681,~~212~~962.6707 ~~239~~235,~~803~~805.9644 1,~~997~~917,~~016~~767.6351 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.00 0.00 0.00 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 5.~~695141~~689354 5.~~139064~~139735 5.~~622091~~615518

Filing Compare · CSFB MORTGAGE BACKED PASS THROUGH CERTS SERIES 2003 19