Exhibit 12
Ratio of Earnings to Fixed Charges
Quarter Ended August 31, | ||||||||||||||||||||||||
2007 | 2007 | 2006 | 2005 | 2004 | 2003 | |||||||||||||||||||
Net income before income taxes | $ | 129,287 | $ | 533,553 | $ | 518,019 | $ | 469,022 | $ | 424,953 | $ | 389,698 | ||||||||||||
Capitalized Interest | 86 | 1,069 | 384 | 749 | 532 | 186 | ||||||||||||||||||
Fixed Charges | 15,711 | 62,482 | 42,211 | 33,623 | 33,179 | 39,464 | ||||||||||||||||||
Earnings | $ | 145,084 | $ | 597,104 | $ | 560,614 | $ | 503,394 | $ | 458,664 | $ | 429,348 |
Quarter Ended August 31, | ||||||||||||||||||||||||
2007 | 2007 | 2006 | 2005 | 2004 | 2003 | |||||||||||||||||||
Fixed Charges: | ||||||||||||||||||||||||
Interest Component of Rent Expense | 2,788 | 11,089 | 10,045 | 8,426 | 7,546 | 8,361 | ||||||||||||||||||
Interest Expense | 12,837 | 50,324 | 31,782 | 24,448 | 25,101 | 30,917 | ||||||||||||||||||
Capitalized Interest | 86 | 1,069 | 384 | 749 | 532 | 186 | ||||||||||||||||||
$ | 15,711 | $ | 62,482 | $ | 42,211 | $ | 33,623 | $ | 33,179 | $ | 39,464 | |||||||||||||
Ratio of Earnings to Fixed Charges | 9.2 | 9.6 | 13.3 | 15.0 | 13.8 | 10.9 |