Exhibit 12.1
Ratio of Earnings to Fixed Charges
Year Ended December 31, | Six Months Ended June 30, | |||||||||||||||||||||||||||
2008 | 2009 | 2010 | 2011 | 2012 | 2012 | 2013 | ||||||||||||||||||||||
Fixed Charges: | ||||||||||||||||||||||||||||
Interest expense | $ | 8,508 | $ | 16,674 | $ | 15,923 | $ | 15,007 | $ | 14,251 | $ | 7,233 | $ | 6,885 | ||||||||||||||
Plus: estimated interest component of rent expense | 1,812 | 2,526 | 1,851 | 3,044 | 3,785 | 1,892 | 2,452 | |||||||||||||||||||||
Capitalized interest | 4,525 | 3,569 | 2,219 | 3,154 | 2,285 | 2,746 | 1,825 | |||||||||||||||||||||
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Total Fixed Charges: | $ | 14,845 | $ | 22,769 | $ | 19,993 | $ | 21,205 | $ | 20,321 | $ | 11,871 | $ | 11,162 | ||||||||||||||
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Earnings: | ||||||||||||||||||||||||||||
Income from continuing operations before income taxes | $ | 204,300 | $ | 163,359 | $ | 186,827 | $ | 255,314 | $ | 377,358 | $ | 187,851 | $ | 209,161 | ||||||||||||||
Plus: Fixed charges | 14,845 | 22,769 | 19,993 | 21,205 | 20,321 | 11,871 | 11,162 | |||||||||||||||||||||
Less: capitalized interest | 4,525 | 3,569 | 2,219 | 3,154 | 2,285 | 2,746 | 1,825 | |||||||||||||||||||||
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Total Earnings: | $ | 214,620 | $ | 182,559 | $ | 204,601 | $ | 273,365 | $ | 395,394 | $ | 196,976 | $ | 218,498 | ||||||||||||||
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Ratio of earnings to fixed charges | 14.46 | 8.02 | 10.23 | 12.89 | 19.46 | 16.59 | 19.57 |