Exhibit 12 Computation of Ratios Net Income Per Share = Net Income/Average Common Shares Outstanding Cash Dividends Per Share = Dividends Paid/Average Common Shares Outstanding Book Value Per Share = Total Shareholders' Equity/Average Common Shares Outstanding Return on Average Assets = Net Income/Average Assets Return on Average Shareholders' = Net Income/Average Shareholders' Equity Equity Net Interest Margin = Net Interest Income/Average Earning Assets Noninterest Expense to Average = Noninterest Expense/Average Assets Assets Efficiency Ratio = Noninterest Expense/(Net Interest Income Plus Noninterest Income) Average Loans to Deposits = Average Net Loans/Average Deposits Outstanding Dividend Payout = Dividends Declared/Net Income Average Shareholders' Equity to = Average Shareholders' Equity/Average Average Assets Assets Tier I Capital Ratio = Shareholders' Equity--Intangible Assets--Securities Mark-to-market Capital Reserve (Tier I Capital)/ Risk Adjusted Assets Total Capital Ratio = Tier I Capital Plus Allowance for Loan Losses/Risk Adjusted Assets Tier I Leverage Ratio = Tier I Capital/Average Assets Net Charge-offs to Average Loans = (Gross Charge-offs Less Recoveries)/ Average Net Loans Non-performing Loans to Period = (Nonaccrual Loans Plus Loans Past Due End Loans 90 Days or Greater)/Gross Loans Net of Unearned Interest) Non-performing Assets to Period = (Nonaccrual Loans Plus Loans Past Due End Assets 90 Days or Greater Plus Other Real Estate)/Total Assets Allowance for Loan Losses to = Loan Loss Reserve/(Gross Loans Net Period End Loans of Unearned Interest Allowance for Loan Losses to Non- = Loan Loss Reserve/(Nonaccrual Loans Loans Performing Plus Loans Past Due 90 days or Greater) 84