nnie Mae / Freddie Mac Residential Mortgage-Backed Securities Issuance and as % of Total Market Volume, 1998-2010 ANI mo cnn ss commun x rem 2 I 2 A RB AB IRS SUT SEGA THRE YH 7 URN 80% 1800 N 72% < 0 = mag I on ne a 64% £ roby , a £ iS 2 3 4,400 ----------------+ +222 22-2222 Af eee eee eee eee - 56%