COMPUTATION OF RATIOS EXHIBIT 12.1 Statement Regarding Computation of Ratios page 42 Computation of Ratios - --------------------- The following formulas were used to calculate the ratios in Financial Information and Supplementary Data, page 50, Selected Financial Data for the years ended December 31, 1996, 1995, 1994, 1993 and 1992, included in this report. (Calculation) Net Income / Weighted average shares of common stock outstanding for the period = Earnings Per Share December 31, 1996 1995 1994 1993 1992 ---------- ---------- ---------- ---------- ---------- Net Income $1,643,994 $1,470,347 $1,287,713 $1,192,614 $ 563,091 Weighted Average Shares Outstanding 806,107 806,107 806,009 803,520 632,594 Per Share Amount $2.04 $1.82 $1.60 $1.48 $.89 (Calculation) Cash dividends/ Shares issued = Cash dividends declared per share December 31, 1996 1995 1994 1993 1992 ---------- ---------- ---------- ---------- ---------- Cash dividends $ 573,698 $ 410,525 $ 448,535 $ 410,130 $ $293,544 Shares issued 806,107 806,107 806,107 806,107 634,107 Per Share Amount $.71 $.51 $.56 $.51 $.46 (Calculation) Stockholders' Equity/ Shares issued = Book Value per share December 31, 1996 1995 1994 1993 1992 ----------- ----------- ----------- ----------- ----------- Stockholders' Equity $12,649,278 $11,709,207 $10,367,843 $9,755,475 $6,940,715 Shares issued 806,107 806,107 806,107 806,107 634,107 Per Share Amount $15.69 $14.53 $12.86 $12.10 $10.95 page 43 (Calculation) Net Income / Total average assets = Return on Average Assets (In thousands) December 31, 1996 1995 1994 1993 1992 ---------- ---------- ---------- ---------- ---------- Net Income $ 1,644 $ 1,470 $ 1,288 $ 1,193 $ 563 Total Average Assets $ 137,810 $ 124,145 $ 117,996 $ 115,765 $ 92,491 Return on Average Assets 1.19% 1.18% 1.09% 1.03% .61% (Calculation) Net Income / Average stockholders' equity = Return on Average Equity (In thousands) December 31, 1996 1995 1994 1993 1992 ---------- ---------- ---------- ---------- ---------- Net Income $ 1,644 $ 1,470 $ 1,288 $ 1,193 $ 563 Total Average Stockholders' Equity $ 12,186 $ 11,170 $ 10,253 $ 9,252 $ 6,783 Return on Average Equity 13.49% 13.16% 12.56% 12.89% 8.30% (Calculation) Average Equity / Assets = Average Equity to Average Assets (In thousands) December 31, 1996 1995 1994 1993 1992 ---------- ---------- ---------- ---------- ---------- Total Average Stockholders' Equity $ 12,186 $ 11,170 $ 10,253 $ 9,252 $ 6,783 Total Average Assets $ 137,810 $ 124,145 $ 117,996 $ 115,765 $ 92,491 Average Equity to Average Assets 8.84% 9.00% 8.69% 7.99% 7.33% page 44 (Calculation) Cash dividends per share / Net income per share = Dividend Payout Ratio December 31, 1996 1995 1994 1993 1992 ---------- ---------- ---------- ---------- ---------- Cash dividends per share $.71 $.51 $.56 $.51 $.46 Net income per share $2.04 $1.82 $1.60 $1.48 $.89 Dividend Payout Ratio 34.80% 28.02% 35.00% 34.46% 51.69% (Calculation) Loans/ Total deposits = Loan to Deposit Ratio December 31, 1996 1995 1994 1993 1992 ------------ ------------ ------------ ------------ ------------ Loans $ 80,416,680 $ 72,006,276 $ 61,667,148 $ 55,838,361 $ 47,914,203 Total deposits $125,271,069 $114,895,154 $105,730,236 $105,790,970 $ 86,758,759 Loan to Deposit Ratio 64.19% 62.67% 58.32% 52.78% 55.23% page 45