----

| Line   |   |                                                                                |   | Three                Months Ended |   | Year                Ended December 31, |   |
|--------|--------|-------------------------------------------------------------------------------------|--------|-----------------------------------|--------|----------------------------------------|--------|
| No.    |   |                                                                                |   | 03/31/07                          |   | 12/31/06                               |   | 12/31/05 |   | 12/31/04 |   | 12/31/03 |   | 12/31/02 |   | 12/31/01 |   |
|   |   | Fixed                charges, as defined by the Securities and Exchange Commission: |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |
|   |   |                                                                                |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |
|   |   |                                                                                |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |
| 1      |   | Interest              on Long-term Debt                                             |   |                              | $      | 24,009                                 |   | $ | 95,301 |   | $ | 75,736 |   | $ | 46,702 |   | $ | 59,429 |   | $ | 56,409 |   | $ | 62,716 |   |
| 2      |   | Amortization                of Debt Premium, Discount and Expenses                  |   |                              |   | 1,573                                  |   |   | 4,417 |   |   | 3,642 |   |   | 2,697 |   |   | 2,838 |   |   | 2,302 |   |   | 2,346 |   |
| 3      |   | Other                Interest                                                       |   |                              |   | 12,346                                 |   |   | 45,811 |   |   | 14,299 |   |   | 2,319 |   |   | 5,423 |   |   | 2,859 |   |   | (42 | ) |
| 4      |   | Estimated                Interest Factor of Lease Rental Charges                    |   |                              |   | 5,457                                  |   |   | 19,714 |   |   | 20,643 |   |   | 19,617 |   |   | 20,452 |   |   | 23,233 |   |   | 22,856 |   |
|   |   |                                                                                |        |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 5      |   | Total                Fixed Charges                                                  |   |                              |   | 43,385                                 |   |   | 165,243 |   |   | 114,320 |   |   | 71,335 |   |   | 88,142 |   |   | 84,803 |   |   | 87,876 |   |
| 6      |   | Preferred                dividend requirements                                      |   |                              |   | 132                                    |   |   | 528 |   |   | 2,868 |   |   | 572 |   |   | 586 |   |   | 586 |   |   | 586 |   |
| 7      |   | Total                Fixed Charges and Preferred dividend requirements              |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
|   |   |                                                                                |   |                              | $      | 43,517                                 |   | $ | 165,771 |   | $ | 117,188 |   | $ | 71,907 |   | $ | 88,728 |   | $ | 85,389 |   | $ | 88,462 |   |
|   |   |                                                                                |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
|   |   |                                                                                |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
|   |   |  Earnings,              as defined by the Securities and Exchange Commission:  |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
|   |   |                                                                                |        |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
|   |   |                                                                                |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 8      |   | Consolidated                Net Earnings from Continuing Operations                 |   |                              | $      | 30,101                                 |   | $ | 122,642 |   | $ | 71,021 |   | $ | 88,258 |   | $ | 59,138 |   | $ | 64,272 |   | $ | 150,433 |   |
| 9      |   | Income                Taxes                                                         |   |                              |   | 17,919                                 |   |   | 63,970 |   |   | 32,861 |   |   | 49,247 |   |   | 27,889 |   |   | 33,032 |   |   | 81,063 |   |
| 10     |   | Add                Fixed Charges as Above                                           |   |                              |   | 43,385                                 |   |   | 165,243 |   |   | 114,320 |   |   | 71,335 |   |   | 88,142 |   |   | 84,803 |   |   | 87,876 |   |
|   |   |                                                                                     |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 11     |   | Earnings              Availabe for Fixed Charges                                    |   |                              | $      | 91,405                                 |   | $ | 351,855 |   | $ | 218,202 |   | $ | 208,840 |   | $ | 175,169 |   | $ | 182,107 |   | $ | 319,372 |   |
|   |   |                                                                                |   |                              |   |                                   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 12     |   | Ratio                for Earnings to Fixed Charges                                  |   |                              |   | 2.10                                   |   |   | 2.12 |   |   | 1.86 |   |   | 2.90 |   |   | 1.97 |   |   | 2.13 |   |   | 3.61 |   |