Exhibit 12.1 STATEMENT SETTING FORTH DETAIL FOR COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (MILLIONS OF DOLLARS) THREE MONTHS ENDED MARCH 31, YEAR ENDED DECEMBER 31, ------------ ----------------------------------------------- 2002 2001 2000 1999 1998 1997 ----- ----- ------ ----- ----- ----- Income (loss) from continuing operations before income taxes... $ (73) $(221) $ 693 $(104) $ 89 $ 456 Fixed charges: Interest expense, gross...................................... 153 495 627 717 385 103 Portion of rentals representative of interest................ 10 44 46 53 35 19 ----- ----- ------ ----- ----- ----- Total fixed charges before capitalized interest........... 163 539 673 770 420 122 Capitalized interest......................................... 2 3 -- -- -- 5 ----- ----- ------ ----- ----- ----- Total fixed charges including capitalized interest........ 165 542 673 770 420 127 ----- ----- ------ ----- ----- ----- Earnings before fixed charges.................................. $ 90 $ 318 $1,366 $ 666 $ 509 $ 578 Ratio of earnings to fixed charges(a).......................... -- -- 2.0 -- 1.2 4.6 ===== ===== ====== ===== ===== ===== (a) For the three months ended March 31, 2002 and for the years ended December 31, 2001 and 1999, earnings were insufficient to cover fixed charges by $75 million, $224 million and $104 million, respectively.