Exhibit 12.1
COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
| Nine Months | ||||||||||||||||||||||||
| Year Ended December 31 | Ended | |||||||||||||||||||||||
| (in millions) | 2008 | 2007 | 2006 | 2005 | 2004 | Sept. 30, 2009 | ||||||||||||||||||
| Loss from continuing operations before provision for income taxes | $ | (874 | ) | $ | (257 | ) | $ | (582 | ) | $ | (1,211 | ) | $ | (628 | ) | $ | (603 | ) | ||||||
| Adjustments: | ||||||||||||||||||||||||
| Undistributed (earnings) loss of equity method investees | — | (1 | ) | (7 | ) | (12 | ) | (30 | ) | — | ||||||||||||||
| Interest expense | 108 | 143 | 262 | 211 | 168 | 75 | ||||||||||||||||||
| Interest component of rental expense (1) | 39 | 43 | 53 | 50 | 54 | 30 | ||||||||||||||||||
| Amortization of capitalized interest | 2 | 9 | 43 | 22 | 25 | 1 | ||||||||||||||||||
| Earnings as adjusted | $ | (725 | ) | $ | (63 | ) | $ | (231 | ) | $ | (940 | ) | $ | (411 | ) | $ | (497 | ) | ||||||
| Fixed charges: | ||||||||||||||||||||||||
| Interest expense | 108 | 143 | 262 | 211 | 168 | 75 | ||||||||||||||||||
| Interest component of rental expense (1) | 39 | 43 | 53 | 50 | 54 | 30 | ||||||||||||||||||
| Capitalized interest | 3 | 2 | 3 | 3 | 2 | 2 | ||||||||||||||||||
| Total fixed charges | $ | 150 | $ | 188 | $ | 318 | $ | 264 | $ | 224 | $ | 107 | ||||||||||||
| Ratio of earnings to fixed charges | * | ** | *** | **** | ***** | ****** | ||||||||||||||||||
| (1) | Interest component of rental expense is estimated to equal 1/3 of such expense, which is considered a reasonable approximation of the interest factor. | |
| * | Earnings for the year ended December 31, 2008 were inadequate to cover fixed charges. The coverage deficiency was $875 million. | |
| ** | Earnings for the year ended December 31, 2007 were inadequate to cover fixed charges. The coverage deficiency was $251 million. | |
| *** | Earnings for the year ended December 31, 2006 were in adequate to cover fixed charges. The coverage deficiency was $549 million. | |
| **** | Earnings for the year ended December 31, 2005 were inadequate to cover fixed charges. The coverage deficiency was $1,204 million. | |
| ***** | Earnings for the year ended December 31, 2004 were inadequate to cover fixed charges. The coverage deficiency was $635 million. | |
| ****** | Earnings for the nine months ended September 30, 2009 were inadequate to cover fixed charges. The coverage deficiency was $604 million. |