EX-12.1 2 d640239dex121.htm EX-12.1 EX-12.1

Exhibit 12.1

Computation of Ratio of Earnings to Fixed Charges

 

     Years Ended December 31,  
     2009      2010     2011      2012      2013  

Income (loss) from continuing operations before income taxes

    $ 16,035       $ (1,630 )    $ 30,420       $ 35,023       $ 173,138   

Fixed charges:

              

Interest expense

      4         43        62         709         3,406   

Interest relating to rental expense (1)

      2,438         2,533        2,081         1,912         2,024   
  

 

 

     

 

 

    

 

 

     

 

 

     

 

 

  

Total fixed charges

      2,442         2,576        2,143         2,621         5,430   
  

 

 

     

 

 

    

 

 

     

 

 

     

 

 

  

Earnings available for fixed charges

    $ 18,477       $ 946      $ 32,563       $ 37,644       $ 178,568   
  

 

 

     

 

 

    

 

 

     

 

 

     

 

 

  

Ratio of earnings to fixed charges

      7.57         0.37        15.20         14.36         32.89   
  

 

 

     

 

 

    

 

 

     

 

 

     

 

 

  

 

(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, 2013, which was deemed to be all interest. The off-balance sheet financing lease was terminated effective November 1, 2012.