Exhibit 12
| COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES | ||||||||||||||||||||
| (In Thousands, Except Ratios) | ||||||||||||||||||||
| Twelve months | Twelve months | Twelve months | Twelve months | Twelve months | ||||||||||||||||
| Ended | Ended | Ended | Ended | Ended | ||||||||||||||||
| December 31, | December 31, | December 31, | December 31, | December 31, | ||||||||||||||||
| 2012 | 2011 | 2010 | 2009 | 2008 | ||||||||||||||||
| Earnings: (1) | ||||||||||||||||||||
| Net income | $ | 137,975 | $ | 122,874 | $ | 123,854 | $ | 107,428 | $ | 111,136 | ||||||||||
| Income taxes | 85,301 | 82,859 | 77,100 | 59,244 | 67,560 | |||||||||||||||
| Fixed Charges (See below) (2) | 71,862 | 80,650 | 81,803 | 80,107 | 80,611 | |||||||||||||||
| Total adjusted earnings | $ | 295,138 | $ | 286,383 | $ | 282,757 | $ | 246,779 | $ | 259,307 | ||||||||||
| Fixed charges: (2) | ||||||||||||||||||||
| Total interest expense | $ | 71,475 | $ | 80,281 | $ | 81,425 | $ | 79,203 | $ | 79,877 | ||||||||||
| Interest component of rents | 387 | 369 | 378 | 904 | 734 | |||||||||||||||
| Total fixed charges | $ | 71,862 | $ | 80,650 | $ | 81,803 | $ | 80,107 | $ | 80,611 | ||||||||||
| Ratio of earnings to fixed charges | 4.1 | 3.6 | 3.5 | 3.1 | 3.2 | |||||||||||||||
(1) For the purposes of computing these ratios, earnings consist of pretax net income before fixed charges.
(2) Fixed charges consist of total interest, amortization of debt discount, premium and expense, and the estimated portion of interest implicit in rentals.