Humana Inc. Ratio of Earnings to Fixed Charges For the quarters and six months ended June 30, 1998 and 1997 Unaudited (Dollars in millions) Quarter Ended Six Months Ended June 30, June 30, 1998 1997 1998 1997 Earnings: Income before income taxes $ 82 $ 65 $ 161 $ 125 Fixed charges 13 3 28 8 $ 95 $ 68 $ 189 $ 133 Fixed charges: Interest charged to expense $ 10 $ 1 $ 22 $ 4 One-third of rent expense 3 2 6 4 $ 13 $ 3 $ 28 $ 8 Ratio of earnings to fixed charges 7.6 20.9 6.8 15.9 The one-third of rent expense included in fixed charges is that proportion deemed representative of the interest portion.