Schedule III JUMP BALANCES Distribution Date 301% PSA 434% PSA Initial Balance .................................................................................. $300,000,000.00 $300,000,000.00 July 2003............................................................................................ 299,257,959.01 299,054,533.48 August 2003 ...................................................................................... 298,363,036.06 297,887,963.91 September 2003................................................................................ 297,315,659.09 296,500,893.44 October 2003 .................................................................................... 296,116,490.32 294,894,411.79 November 2003 ................................................................................ 294,766,426.93 293,070,099.48 December 2003 ................................................................................ 293,266,601.17 291,030,029.28 January 2004...................................................................................... 291,618,379.92 288,776,765.92 February 2004 .................................................................................. 289,823,363.62 286,313,364.01 March 2004........................................................................................ 287,883,384.54 283,643,364.13 April 2004.......................................................................................... 285,800,504.57 280,770,787.08 May 2004............................................................................................ 283,577,012.30 277,700,126.33 June 2004 .......................................................................................... 281,215,419.54 274,436,338.54 July 2004............................................................................................ 278,718,457.19 270,984,832.33 August 2004 ...................................................................................... 276,089,070.62 267,351,455.18 September 2004................................................................................ 273,330,414.32 263,542,478.56 October 2004 .................................................................................... 270,445,846.12 259,564,581.33 November 2004 ................................................................................ 267,438,920.71 255,424,831.40 December 2004 ................................................................................ 264,313,382.72 251,130,665.77 January 2005...................................................................................... 261,073,159.18 246,689,869.02 February 2005 .................................................................................. 257,722,351.56 242,110,550.26 March 2005........................................................................................ 254,265,227.19 237,401,118.73 April 2005.......................................................................................... 250,706,210.36 232,570,258.00 May 2005............................................................................................ 247,049,872.86 227,626,899.06 June 2005 .......................................................................................... 243,300,924.13 222,580,192.23 July 2005............................................................................................ 239,464,201.06 217,439,478.16 August 2005 ...................................................................................... 235,544,657.40 212,214,257.91 September 2005................................................................................ 231,547,352.84 206,914,162.39 October 2005 .................................................................................... 227,477,441.79 201,548,921.13 November 2005 ................................................................................ 223,477,445.90 196,321,374.80 December 2005 ................................................................................ 219,546,181.30 191,228,016.45 January 2006...................................................................................... 215,682,483.96 186,265,427.92 February 2006 .................................................................................. 211,885,209.39 181,430,277.62 March 2006........................................................................................ 208,153,232.31 176,719,318.33 April 2006.......................................................................................... 204,485,446.31 172,129,385.13 May 2006............................................................................................ 200,880,763.56 167,657,393.24 June 2006 .......................................................................................... 197,338,114.49 163,300,336.05 July 2006............................................................................................ 193,856,447.47 159,055,283.16 August 2006 ...................................................................................... 190,434,728.55 154,919,378.42 September 2006................................................................................ 187,071,941.11 150,889,838.07 S-III-1