Exhibit 12.1
STATEMENTS REGARDING COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES
Fiscal Year Ended August 31, | Six Months Ended | ||||||||||||||||||||
2003 | 2004 | 2005 | 2006 | 2007 | February 28, 2007 | February 29, 2008 | |||||||||||||||
Pretax income from continuing operations, as reported | $ | 45,117 | $ | 38,825 | $ | 105,708 | $ | 125,849 | $ | 151,690 | $ | 64,347 | $ | 76,956 | |||||||
Adjustments: | |||||||||||||||||||||
Fixed charges | 22,249 | 14,597 | 18,352 | 28,016 | 35,622 | 16,352 | 20,484 | ||||||||||||||
Pretax income from continuing operations, as adjusted | 67,366 | 53,422 | 124,060 | 153,865 | 187,312 | 80,699 | 97,440 | ||||||||||||||
Fixed charges: | |||||||||||||||||||||
Interest expense, net | 21,430 | 13,559 | 16,927 | 26,146 | 33,001 | 15,109 | 18,331 | ||||||||||||||
Interest income | 145 | 89 | 172 | 347 | 746 | 335 | 1,021 | ||||||||||||||
Interest component of rent expense (estimated at 7.25%) | 674 | 928 | 1,253 | 1,523 | 1,875 | 908 | 1,132 | ||||||||||||||
22,249 | 14,597 | 18,352 | 28,016 | 35,622 | 16,352 | 20,484 | |||||||||||||||
Earnings to fixed charges ratio | 3.0 | 3.7 | 6.8 | 5.5 | 5.3 | 4.9 | 4.8 |