EXHIBIT 12.1
STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
(in thousands)
| Year Ended December 31, |
Six Months Ended June 30, |
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| 1999 |
2000 |
2001 |
2002 |
2003 |
2003 |
2004 |
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| Net loss |
$ | (36,280 | ) | $ | (51,929 | ) | $ | (80,273 | ) | $ | (49,903 | ) | $ | (130,031 | ) | $ | (61,245 | ) | $ | (173,852 | ) | |||||||
| Add: fixed charges |
711 | 729 | 6,467 | 12,335 | 10,706 | 4,489 | 6,185 | |||||||||||||||||||||
| Earnings as defined |
$ | (35,569 | ) | $ | (51,200 | ) | $ | (73,806 | ) | $ | (37,568 | ) | $ | (119,325 | ) | $ | (56,756 | ) | (167,667 | ) | ||||||||
| Fixed charges: |
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| Interest expensed and capitalized |
$ | 502 | $ | 544 | $ | 5,988 | $ | 11,240 | $ | 9,326 | $ | 3,826 | $ | 5,428 | ||||||||||||||
| Estimated interest component of rent |
209 | 185 | 479 | 1,095 | 1,380 | 663 | 757 | |||||||||||||||||||||
| Total fixed charges |
$ | 711 | $ | 729 | $ | 6,467 | $ | 12,335 | $ | 10,706 | $ | 4,489 | $ | 6,185 | ||||||||||||||
| 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. |