Exhibit 12.1
STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
(in thousands)
| Year Ended December 31, | Three Months Ended March 31, | ||||||||||||||||||||
| 2001 | 2002 | 2003 | 2004 | 2005 | 2005 | 2006 | |||||||||||||||
Net loss | (80,273 | ) | (49,903 | ) | (130,031 | ) | (252,298 | ) | (102,505 | ) | (39,132 | ) | (53,203 | ) | |||||||
Add: fixed charges | 6,467 | 12,335 | 10,694 | 12,504 | 18,942 | 4,281 | 28,955 | ||||||||||||||
Earnings as defined | (73,806 | ) | (37,568 | ) | (119,337 | ) | (239,794 | ) | (83,563 | ) | (34,851 | ) | (24,248 | ) | |||||||
Fixed charges: | |||||||||||||||||||||
Interest expensed and capitalized | 5,988 | 11,240 | 9,326 | 10,988 | 17,559 | 3,893 | 28,794 | ||||||||||||||
Estimated interest component of rent | 479 | 1,095 | 1,368 | 1,516 | 1,383 | 388 | 161 | ||||||||||||||
Total fixed charges | 6,467 | 12,335 | 10,694 | 12,504 | 18,942 | 4,281 | 28,955 | ||||||||||||||
Ratio of earnings to fixed charges | (1) | (1) | (1) | (1) | (1) | (1) | (1) | ||||||||||||||
| (1) | Earnings (as defined) for the period were insufficient to cover fixed charges by an amount equal to the net loss for the period. |
