Interest Margin Except as set forth in the following sentence, with respect to each Class of Regular Certificates, the following percentages: Class I-A Certificates, 0.150%; Class II-A-1 Certificates, 0.050%; Class II-A-2 Certificates, 0.110%; Class II-A-3 Certificates, 0.160%; Class II-A-4 Certificates, 0.240%; Class M-1 Certificates, 0.270%; Class M-2 Certificates, 0.310%; Class M-3 Certificates, 0.330%; Class M-4 Certificates, 0.380%; Class M-5 Certificates, 0.420%; Class M-6 Certificates, 0.510%, Class M-7 Certificates, 0.950%, Class M-8 Certificates, 1.100%, Class M-9 Certificates, 1.950%, Class M-10 Certificates, 2.000% and Class M-11 Certificates, 2.000%. On the first Distribution Date after the Optional Termination Date, the Interest Margins shall increase to the following percentages: Class I-A Certificates, 0.300%; Class II-A-1 Certificates, 0.100%; Class II-A-2 Certificates, 0.220%; Class II-A-3 Certificates, 0.320%; Class II-A-4 Certificates, 0.480%; Class M-1 Certificates, 0.405%; Class M-2 Certificates, 0.465%; Class M-3 Certificates, 0.495%; Class M-4 Certificates, 0.570%; Class M-5 Certificates, 0.630%; Class M-6 Certificates, 0.765%, Class M-7 Certificates, 1.425%, Class M-8 Certificates, 1.650%, Class M-9 Certificates, 2.925%, Class M-10 Certificates, 3.000% and Class M-11 Certificates, 3.000%.