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Security X1
Scenario 20C
Avg Life: 1.7816  Total Interest: 13,485,440.07
Per	Date	Balance	Principal	Interest	Coupon	Total
						Cash
0	12/1/2003	941,770,000.00	0	0	-1	0
1	1/20/2004	907,321,343.13	-	627,846.67	0.8	627,846.67
2	2/20/2004	874,087,313.63	-	604,880.90	0.8	604,880.90
3	3/20/2004	842,025,177.98	-	582,724.88	0.8	582,724.88
4	4/20/2004	811,093,612.99	-	561,350.12	0.8	561,350.12
5	5/20/2004	781,252,752.65	-	540,729.08	0.8	540,729.08
6	6/20/2004	752,464,136.68	-	520,835.17	0.8	520,835.17
7	7/20/2004	724,690,660.98	-	501,642.76	0.8	501,642.76
8	8/20/2004	697,896,529.80	-	483,127.11	0.8	483,127.11
9	9/20/2004	672,047,209.64	-	465,264.35	0.8	465,264.35
10	10/20/2004	647,109,384.69	-	448,031.47	0.8	448,031.47
11	11/20/2004	623,050,913.94	-	431,406.26	0.8	431,406.26
12	12/20/2004	599,840,789.72	-	415,367.28	0.8	415,367.28
13	1/20/2005	577,449,097.75	-	399,893.86	0.8	399,893.86
14	2/20/2005	555,846,978.58	-	384,966.07	0.8	384,966.07
15	3/20/2005	535,006,590.40	-	370,564.65	0.8	370,564.65
16	4/20/2005	514,901,073.16	-	356,671.06	0.8	356,671.06
17	5/20/2005	495,504,513.94	-	343,267.38	0.8	343,267.38
18	6/20/2005	476,791,913.56	-	330,336.34	0.8	330,336.34
19	7/20/2005	458,739,154.35	-	317,861.28	0.8	317,861.28
20	8/20/2005	441,322,969.09	-	305,826.10	0.8	305,826.10
21	9/20/2005	425,141,004.74	-	294,215.31	0.8	294,215.31
22	10/20/2005	409,540,579.44	-	283,427.34	0.8	283,427.34
23	11/20/2005	394,500,994.29	-	273,027.05	0.8	273,027.05
24	12/20/2005	380,002,283.67	-	263,000.66	0.8	263,000.66
25	1/20/2006	366,025,189.32	-	253,334.86	0.8	253,334.86
26	2/20/2006	352,551,135.34	-	244,016.79	0.8	244,016.79
27	3/20/2006	339,562,204.04	-	235,034.09	0.8	235,034.09
28	4/20/2006	327,041,112.77	-	226,374.80	0.8	226,374.80
29	5/20/2006	314,971,191.38	-	218,027.41	0.8	218,027.41
30	6/20/2006	303,336,360.57	-	209,980.79	0.8	209,980.79
31	7/20/2006	292,121,111.04	-	202,224.24	0.8	202,224.24
32	8/20/2006	281,310,483.35	-	194,747.41	0.8	194,747.41
33	9/20/2006	270,890,048.44	-	187,540.32	0.8	187,540.32
34	10/20/2006	260,845,888.87	-	180,593.37	0.8	180,593.37
35	11/20/2006	251,164,580.76	-	173,897.26	0.8	173,897.26
36	12/20/2006	241,833,176.36	-	167,443.05	0.8	167,443.05
37	1/20/2007	233,305,687.73	-	161,222.12	0.8	161,222.12
38	2/20/2007	225,078,894.25	-	155,537.13	0.8	155,537.13
39	3/20/2007	217,142,192.85	-	150,052.60	0.8	150,052.60
40	4/20/2007	209,485,354.32	-	144,761.46	0.8	144,761.46
41	5/20/2007	202,098,510.21	-	139,656.90	0.8	139,656.90
42	6/20/2007	0.00	-	134,732.34	0.8	134,732.34
Total			-	13,485,440.07		13,485,440.07