Exhibit 12 FLORIDA POWER CORPORATION Statement of Computation of Ratios (Dollars In Millions) Ratio of Earnings to Fixed Charges: 1996 1995 1994 1993 1992 ------ ------ ------ ------ ------ Net Income $238.4 $227.0 $200.8 $194.9 $186.9 Add: Operating Income Taxes 135.8 129.5 114.7 104.5 97.7 Other Income Taxes (0.1) .1 (0.8) (0.1) (0.2) ------- ------- ------- ------- ------- Income Before Taxes 374.1 356.6 314.7 299.3 284.4 Total Interest Charges 98.4 104.5 108.4 105.8 100.2 ------- ------- ------- ------- ------- Total Earnings (A) $472.5 $461.1 $423.1 $405.1 $384.6 ------- ------- ------- ------- ------- Fixed Charges (B) $ 98.4 $104.5 $108.4 $105.8 $100.2 ------- ------- ------- ------- ------- Ratio of Earnings to Fixed Charges (A/B) 4.80 4.41 3.90 3.83 3.84 ======= ======= ======= ======= =======