Exhibit 12.1

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|--------------------------------------------------------------------- |  | - | ----------------------- |  | - | ------- |  | - | -------- |  | - | -------- |  | - | --------
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|Statement Regarding Computation of Ratio of Earnings to Fixed Charges
|(in thousands)                                                       
|                                                                      |  |   |                         |  |   |         |  |   |          |  |   |          |  |   |         
|                                                                      |  |   | Year Ended December 31,
|                                                                      |  |   | 2006                    |  |   | 2007    |  |   | 2008     |  |   | 2009     |  |   | 2010    
|Earnings (loss)                                                       |  |   |                         |  |   |         |  |   |          |  |   |          |  |   |         
|Pre-tax loss                                                          |  | $ | (112,668)               |  | $ | (3,502) |  | $ | (31,905) |  | $ | (19,606) |  | $ | (30,350)
|Total fixed charges                                                   |  | $ | 29,634                  |  | $ | 41,932  |  | $ | 65,534   |  | $ | 52,759   |  | $ | 45,365  
|Total income (loss) before fixed charges                              |  | $ | (83,034)                |  | $ | 38,430  |  | $ | 33,629   |  | $ | 33,153   |  | $ | 15,015  
|                                                                      |  |   |                         |  |   |         |  |   |          |  |   |          |  |   |         
|Fixed Charges                                                         |  |   |                         |  |   |         |  |   |          |  |   |          |  |   |         
|Interest expenses                                                     |  | $ | 28,970                  |  | $ | 41,397  |  | $ | 65,373   |  | $ | 52,627   |  | $ | 45,128  
|Assumed interest attributable to rentals                              |  | $ | 664                     |  | $ | 535     |  | $ | 161      |  | $ | 132      |  | $ | 237     
|Total fixed charges                                                   |  | $ | 29,634                  |  | $ | 41,932  |  | $ | 65,534   |  | $ | 52,759   |  | $ | 45,365  
|Deficiency of earnings available to cover fixed charges               |  | $ | 112,668                 |  | $ | 3,502   |  | $ | 31,905   |  | $ | 19,606   |  | $ | 30,350  
|Ratio of earnings available to cover fixed charges                    |  |   | n/a                     |  |   | n/a     |  |   | n/a      |  |   | n/a      |  |   | n/a     

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