Exhibit 12.1
COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
(in thousands)
For the Year Ended December 31, | ||||||||||||||||||||
2006 | 2005 | 2004 | 2003 | 2002 | ||||||||||||||||
Earnings (loss)— | ||||||||||||||||||||
Loss before income taxes | $ | (78,298 | ) | $ | (88,593 | ) | $ | (93,271 | ) | $ | (29,789 | ) | $ | (34,017 | ) | |||||
Add fixed charges: | ||||||||||||||||||||
Interest expense on indebtedness | 9,574 | 6,557 | 4,480 | 990 | 1,936 | |||||||||||||||
Estimated interest on rental expense | 3,979 | 3,900 | 1,611 | 300 | 329 | |||||||||||||||
Amortization of deferred closing costs related to convertible notes | 827 | 816 | 521 | 156 | 294 | |||||||||||||||
Amortization of discount on convertible notes | — | — | — | 271 | 511 | |||||||||||||||
Total adjusted loss | $ | (63,918 | ) | $ | (77,320 | ) | $ | (86,659 | ) | $ | (28,072 | ) | $ | (30,947 | ) | |||||
Fixed charges— | ||||||||||||||||||||
Interest expense on indebtedness | $ | 9,574 | $ | 6,557 | $ | 4,480 | $ | 990 | $ | 1,936 | ||||||||||
Estimated interest on rental expense | 3,979 | 3,900 | 1,611 | 300 | 329 | |||||||||||||||
Amortization of deferred closing costs related to convertible notes | 827 | 816 | 521 | 156 | 294 | |||||||||||||||
Amortization of discount on convertible notes | — | — | — | 271 | 511 | |||||||||||||||
Total fixed charges | $ | 14,380 | $ | 11,273 | $ | 6,612 | $ | 1,717 | $ | 3,070 | ||||||||||
Coverage deficiency | $ | (78,298 | ) | $ | (88,593 | ) | $ | (93,271 | ) | $ | (29,789 | ) | $ | (34,017 | ) | |||||