Exhibit 12.1
Statement of Computation of Ratio of Earnings to Fixed Charges
| Nine Months | ||||||||||||||||||||||||||||
| Ended October 31, | Year Ended January 31, | |||||||||||||||||||||||||||
| 2008 | 2007 | 2008 | 2007 | 2006 | 2005 | 2004 | ||||||||||||||||||||||
| (dollars in thousands, except ratio amounts) | ||||||||||||||||||||||||||||
| Income before minority interest and income taxes | $ | 21,418 | $ | 40,852 | $ | 61,195 | $ | 62,586 | $ | 63,444 | $ | 47,511 | $ | 38,303 | ||||||||||||||
| Fixed charges | 10,143 | 7,836 | 10,808 | 9,776 | 8,898 | 9,580 | 12,845 | |||||||||||||||||||||
| Capitalized interest | (135 | ) | (202 | ) | (252 | ) | (299 | ) | — | — | — | |||||||||||||||||
| Preference dividends of consolidated subsidiaries | — | — | — | — | — | — | (2,986 | ) | ||||||||||||||||||||
| Total earnings | $ | 31,426 | $ | 48,486 | $ | 71,751 | $ | 72,063 | $ | 72,342 | $ | 57,091 | $ | 48,162 | ||||||||||||||
| Interest expense (including capitalized interest) | $ | 816 | $ | 314 | $ | 499 | $ | 375 | $ | 379 | $ | 1,297 | $ | 2,120 | ||||||||||||||
| Amortized premiums and expenses | 435 | 40 | 53 | 53 | 63 | 169 | 175 | |||||||||||||||||||||
| Estimated interest within rent expense | 8,892 | 7,482 | 10,256 | 9,348 | 8,456 | 8,114 | 7,564 | |||||||||||||||||||||
| Preference dividends of consolidated subsidiaries | — | — | — | — | — | — | 2,986 | |||||||||||||||||||||
| Total fixed charges | $ | 10,143 | $ | 7,836 | $ | 10,808 | $ | 9,776 | $ | 8,898 | $ | 9,580 | $ | 12,845 | ||||||||||||||
| Ratio of earnings to fixed charges | 3.10 | 6.19 | 6.64 | 7.37 | 8.13 | 5.96 | 3.75 | |||||||||||||||||||||