Pacific Century Financial Corporation Exhibit 99 - Statement Regarding Computation of Ratios Six Months Ended June 30 (in millions of dollars) 1997 1996 Earnings: 1. Income Before Income Taxes $110.6 $102.2 2. Plus: Fixed Charges Including Interest on Deposits 259.0 243.0 3. Earnings Including Fixed Charges 369.6 345.2 4. Less: Interest on Deposits 157.5 133.4 5. Earnings Excluding Interest on Deposits $212.1 $211.8 Fixed Charges: 6. Fixed Charges Including Interest on Deposits $259.0 $243.0 7. Less: Interest on Deposits 157.5 133.4 8. Fixed Charges Excluding Interest on Deposits $101.5 $109.6 Ratio of Earnings to Fixed Charges: Including Interest on Deposits (Line 3 divided by Line 6) 1.4 x 1.4 x Excluding Interest on Deposits (Line 5 divided by Line 8) 2.1 x 1.9 x