Exhibit 12.1
STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
(in thousands)
| Year Ended December 31, | Six Months Ended June 30, | ||||||||||||||||||||
| 2007 | 2006 | 2005 | 2004 | 2003 | 2008 | 2007 | |||||||||||||||
Net loss attributable to common shareholders | (148,305 | ) | (135,819 | ) | (102,505 | ) | (252,298 | ) | (130,031 | ) | (113,920 | ) | (56,640 | ) | |||||||
Add: fixed charges | 15,421 | 45,147 | 18,942 | 12,504 | 10,694 | 79,261 | 10,197 | ||||||||||||||
Earnings as defined | (132,884 | ) | (90,672 | ) | (83,563 | ) | (239,794 | ) | (119,337 | ) | (34,659 | ) | (46,443 | ) | |||||||
Fixed charges: | |||||||||||||||||||||
Interest expensed and capitalized | 14,827 | 44,582 | 17,559 | 10,988 | 9,326 | 78,903 | 9,904 | ||||||||||||||
Estimated interest component of rent | 594 | 565 | 1,383 | 1,516 | 1,368 | 358 | 293 | ||||||||||||||
Total fixed charges | 15,421 | 45,147 | 18,942 | 12,504 | 10,694 | 79,261 | 10,197 | ||||||||||||||
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 attributable to common shareholders for the period. |
