Exhibit 12
Ratio of Earnings to Combined Fixed Charges and Preferred Stock Dividends
| Year Ended September 30, | Six Months Ended March 31 | |||||||||||||||||
| (in thousands) | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | ||||||||||||
Fixed Charges Computation | ||||||||||||||||||
Interest expensed and capitalized (1) | $ | 12,060 | $ | 13,857 | $ | 49,043 | $ | 35,119 | $ | 29,671 | $ | 12,046 | ||||||
Amortized premiums, discounts, and capitalized expenses related to indebtedness | 3,857 | 6,031 | 10,634 | 2,843 | 5,318 | 1,332 | ||||||||||||
Reasonable approximation of interest within rental expense | 1,139 | 1,462 | 2,433 | 3,092 | 3,440 | 1,722 | ||||||||||||
Total Fixed Charges and Preferred Equity Dividends | $ | 17,056 | $ | 21,350 | $ | 62,110 | $ | 41,054 | $ | 38,429 | $ | 15,100 | ||||||
Earnings Computation | ||||||||||||||||||
Pre-tax income from continuing operations before adjustment for minority interests in consolidated subsidiaries or income or loss from equity investees | $ | 60,081 | $ | 105,107 | $ | 163,808 | $ | 137,816 | $ | 59,236 | $ | 10,465 | ||||||
Plus | ||||||||||||||||||
Fixed charges | 17,056 | 21,350 | 62,110 | 41,054 | 38,429 | 15,100 | ||||||||||||
Minus | ||||||||||||||||||
Interest capitalized | 230 | 435 | 464 | 1,027 | 784 | 369 | ||||||||||||
Total Earnings | $ | 76,907 | $ | 126,022 | $ | 225,454 | $ | 177,843 | $ | 96,881 | $ | 25,196 | ||||||
Ratio of Earnings to Combined Fixed Charges and Preferred Stock Dividends | 4.51 | 5.90 | 3.63 | 4.33 | 2.52 | 1.67 | ||||||||||||
| (1) | Interest expense associated with unrecognized tax benefits is included in income tax expense, not with interest expense. |