EXHIBIT 12 STATEMENT RE: COMPUTATION OF EFFICIENCY RATIOS AMERICA FIRST MORTGAGE INVESTMENTS, INC. STATEMENTS OF INCOME NEW COMPANY ----------------------------------------------------- YEAR 1 YEAR 2 YEAR 3 YEAR 4 YEAR 5 --------- --------- --------- --------- --------- Management Fee............................................. 780 1,280 1,791 2,303 2,814 Incentive Fee.............................................. 617 1,526 2,167 2,804 3,437 Other...................................................... 730 803 883 971 1,088 --------- --------- --------- --------- --------- $ 2,127 $ 3,609 $ 4,841 $ 6,078 $ 7,319 --------- --------- --------- --------- --------- Interest Income............................................ 39,806 83,942 118,369 152,821 187,257 Interest Expense........................................... 29,064 63,432 89,627 115,856 142,085 Hedging Cost............................................... 674 1,451 2,057 2,664 3,271 --------- --------- --------- --------- --------- 29,738 64,883 91,684 118,520 145,356 --------- --------- --------- --------- --------- Net Income Interest........................................ $ 10,068 $ 19,059 $ 26,685 $ 34,301 $ 41,901 --------- --------- --------- --------- --------- Efficiency ratio........................................... 21.1263% 18.9359% 18.1413% 17.7196% 17.4674% AMERICA FIRST MORTGAGE INVESTMENTS, INC. STATEMENTS OF INCOME FOR THE YEAR ENDED DECEMBER 31, 1996 FOR THE YEAR ENDED DECEMBER 31, 1995 ---------------------------------------------------- -------------------------------------- PREP 1 PREP 2 PENSION COMBINED PREP 1 PREP 2 PENSION ------------ ------------ ---------- ------------ ------------ ------------ ---------- General and administrative expenses....................... 895,961 313,422 172,499 $ 1,381,882 834,594 287,838 171,190 Mortgage and mortgage-backed securities income.............. $ 3,011,347 $ 1,231,344 $ 660,229 $ 4,902,920 $ 3,398,068 $ 1,346,474 $ 723,177 Interest Income on participating loans.......................... 240,432 240,432 251,157 -- -- 251,157 Interest Income on temporary cash investments and U.S. government securities..................... 442,931 24,302 94,739 581,972 408,845 29,476 84,722 ------------ ------------ ---------- ------------ ------------ ------------ ---------- Net Interest Income.............. $ 3,694,710 $ 1,255,646 $ 754,968 $ 5,705,324 $ 4,057,870 $ 1,375,950 $ 807,899 ------------ ------------ ---------- ------------ ------------ ------------ ---------- Efficiency ratio................. 24.2209% PRO FORMA COMBINED ------------ General and administrative expenses....................... $ 1,293,622 Mortgage and mortgage-backed securities income.............. $ 5,487,719 Interest Income on participating loans.......................... Interest Income on temporary cash investments and U.S. government securities..................... 522,843 ------------ Net Interest Income.............. $ 6,241,719 ------------ Efficiency ratio................. 20.7254% AMERICA FIRST MORTGAGE INVESTMENTS, INC. STATEMENTS OF INCOME FOR THE YEAR ENDED DECEMBER 31, 1994 ---------------------------------------------------- PRO FORMA PREP 1 PREP 2 PENSION COMBINED ------------ ------------ ---------- ------------ General and administrative expenses........................ 647,772 270,366 148,214 $ 1,066,352 Mortgage and mortgage-backed securities income............. $ 3,488,648 $ 1,043,641 $ 557,578 $ 5,089,863 Interest Income on participating loans..................... 264,904 -- -- 264,904 Interest Income on temporary cash investments and U.S. government securities.................................... 374,521 88,326 78,415 521,262 ------------ ------------ ---------- ------------ Net Interest Income........................................ $ 4,128,071 $ 1,111,967 $ 635,991 $ 5,876,029 ------------ ------------ ---------- ------------ Efficiency ratio........................................... 18.1475%