EXHIBIT 12.1
 
Statements Regarding Computation of Ratio of Earnings to Fixed Charges
(in thousands)

   
Six months
ended
June 30,
   
 
Year ended December 31,
 
   
2012
   
2011
   
2010
   
2009
   
2008
   
2007
 
Income (loss) before income taxes
  $ (46,580 )   $ (32,728 )   $ (68,729 )   $ 6,277     $ (45,628 )   $ (12,326 )
Fixed charges
    3,124       4,514       2,423       6,973       9,091       13,436  
Earnings as defined
  $ (43,456 )   $ (28,214 )   $ (66,306 )   $ 13,250     $ (36,537 )   $ 1,110  
Fixed charges:
                                               
Interest expense
  $ 1,891     $ 2,462     $ 385     $ 4,651     $ 6,670     $ 11,322  
Amortization of debt issuance costs
    177    
___
   
___
      237       332       263  
Estimated interest component of rent expense
    1,056       2,052       2,038       2,085       2,089       1,851  
Total fixed charges
  $ 3,124     $ 4,514     $ 2,423     $ 6,973     $ 9,091     $ 13,436  
Ratio of earnings to fixed charges
    N/A       N/A       N/A       1.9       N/A       N/A