Ginnie Mae REMIC Trust 2003-064 The Trust will issue the classes of securities listed in the table below. Class Original Principal Balance(1) Interest Rate Principal Type(2) Interest Type(2) Final Distribution Date(3) CUSIP Number A.......................... $158,743,000 3.089% SEQ FIX April 2024 38374BSR5 B.......................... 55,500,000 4.528 SEQ FIX April 2032 38374BSS3 C.......................... 84,000,000 4.591 SEQ FIX May 2033 38374BST1 D  ........................ 9,649,000 (4) SEQ WAC/DLY May 2033 38374BSU8 E.......................... 119,184,090 (4) SEQ WAC/DLY April 2039 38374BSV6 F .......................... 53,473,000 (4) SEQ WAC/DLY August 2043 38374BSW4 G  ........................ 9,800,000 (4) SEQ WAC/DLY August 2043 38374BSX2 XA  ...................... 490,349,090 (4) NTL(PT) WAC/IO/DLY August 2043 38374BSY0 XB ...................... 412,125,090 (4) NTL(SEQ) WAC/IO/DLY August 2010 38374BSZ7 RR  ...................... 0 0.000 NPR NPR August 2043 38374BTA1 (1)  Subject to increase as described under "Increase in Size" in this Supplement. The amount shown for each Notional Class (indicated by "NTL" under Principal Type) is its original Class Notional Balance and does not represent principal that will be paid. (2)  As defined under "Class Types" in Appendix I to the Multifamily Base Offering Circular. The Class Notional Balances of Classes XA and XB will be reduced as described in this Supplement. See "Terms Sheet–Notional Classes" in this Supplement. (3)  See "Yield, Maturity and Prepayment Considerations – Final Distribution Date" in this Supplement. (4)  Classes D, E, F, G, XA and XB will bear interest during each Accrual Period at a variable rate per annum as described in this Supplement. See "Terms Sheet – Interest Rates" in this Supplement. C-10