Sensitivity of Class LI to Prepayments Assumed Price 18.0%* PSA Prepayment Assumption Rates 125% 220% 250% 468% 500% 15.0% 15.0% 15.0% 0.0% (2.6)% Sensitivity of Class MI to Prepayments Assumed Price 15.625%* PSA Prepayment Assumption Rates 125% 220% 250% 459% 500% 15.0% 15.0% 15.0% 0.1% (3.5)% Sensitivity of Class NI to Prepayments Assumed Price 23.75%* PSA Prepayment Assumption Rates 125% 220% 250% 500% 537% 18.2% 18.2% 18.2% 2.7% 0.0% Sensitivity of Class OA to Prepayments Assumed Price 87.5% PSA Prepayment Assumption Rates 125% 220% 250% 500% 3.4% 3.4% 3.4% 5.0% Sensitivity of Class OB to Prepayments Assumed Price 75.0% PSA Prepayment Assumption Rates 125% 220% 250% 500% 3.4% 3.4% 3.4% 6.3% Sensitivity of Class OC to Prepayments Assumed Price 64.441543% PSA Prepayment Assumption Rates 125% 220% 250% 500% 3.9% 3.9% 3.9% 7.3% *  The price does not include accrued interest. Accrued interest has been added to the price in calculating the yields set forth in the table. S-30