Exhibit 12.1
Computation of Ratio of Earnings to Fixed Charges
| Years Ended December 31, | ||||||||||||||||||||
| 2006 | 2007 | 2008 | 2009 | 2010 | ||||||||||||||||
Income (loss) from continuing operations before income taxes | $ | 41,531 | $ | 22,209 | $ | (133,076 | ) | $ | 16,035 | $ | (1,630 | ) | ||||||||
Fixed charges: | ||||||||||||||||||||
Interest expense | 5,028 | 5,012 | 1,537 | 4 | 43 | |||||||||||||||
Interest relating to rental expense (1) | 5,790 | 6,339 | 5,314 | 2,438 | 2,533 | |||||||||||||||
Total fixed charges | 10,818 | 11,351 | 6,851 | 2,442 | 2,576 | |||||||||||||||
Earnings available for fixed charges | $ | 52,349 | $ | 33,560 | $ | (126,225 | ) | $ | 18,477 | $ | 946 | |||||||||
Ratio of earnings to fixed charges | 4.84 | 2.96 | N/A | (2) | 7.57 | 0.37 | ||||||||||||||
| (1) | The representative interest portion of rental expense was deemed to be one- third of all rental expense, except for the rental expense related to the off-balance sheet financing leases, as described in the footnotes to the financial statements included in our Annual Report on Form 10-K for the year ended December 31, 2008 which was deemed to be all interest. |
| (2) | For the year ended December 31, 2008 our earnings were insufficient to cover fixed charges; the amount of additional earnings needed to cover fixed charges for the year was $133.1 million. |