**Exhibit 12.1**

** **

**Statement of Computation of Ratio of Earningsto Fixed Charges**

 
| ** **                           | ** ** | ** **         | ** ** | ** ** | ** ** | ** ** | ** ** | ** ** | ** ** | **Three Months  Ended  March 31,** | ** ** |
|--------------------------------------|------------|--------------------|------------|------------|------------|------------|------------|------------|------------|------------------------------------|------------|
| ** **                           | ** ** | **2002**           | ** ** | **2003**   | ** ** | **2004**   | ** ** | **2005**   | ** ** | **2006**                           | ** ** |
| ** **                           | ** ** | **(in thousands)** | ** ** |
| **Earnings**                         |       |               |       |       |       |       |       |       |       |                               |       |
| Income From Continuing Operations *  |       | 105,882            |       | 104,958    |       | 115,347    |       | 141,789    |       | 41,016                             |       |
| Fixed Charges                        |       | 73,381             |       | 93,294     |       | 80,695     |       | 93,414     |       | 25,464                             |       |
| Distributed Income of                |       |               |       |       |       |       |       |       |       |                               |       |
| Equity Investment                    |       | 30,938             |       | 28,003     |       | 47,213     |       | 37,085     |       | 16,297                             |       |
| Capitalized Interest                 |       | (4,345             | )          | (5,290     | )          | (4,227     | )          | (6,759     | )          | (3,259                             | )          |
| Total Earnings                       |       | 205,856            |       | 220,965    |       | 239,028    |       | 265,529    |       | 79,518                             |       |
|                                 |       |               |       |       |       |       |       |       |       |                               |       |
| **Fixed  Charges**                   |       |               |       |       |       |       |       |       |       |                               |       |
| Interest Expense                     |       | 66,192             |       | 84,250     |       | 72,053     |       | 81,861     |       | 21,143                             |       |
| Capitalized Interest                 |       | 4,345              |       | 5,290      |       | 4,227      |       | 6,759      |       | 3,259                              |       |
| Rental Interest Factor               |       | 2,844              |       | 3,754      |       | 4,415      |       | 4,794      |       | 1,062                              |       |
| Total Fixed Charges                  |       | 73,381             |       | 93,294     |       | 80,695     |       | 93,414     |       | 25,464                             |       |
|                                 |       |               |       |       |       |       |       |       |       |                               |       |
| **Ratio:  Earnings / Fixed Charges** |       | 2.81               |       | 2.37       |       | 2.96       |       | 2.84       |       | 3.12                               |       |

 

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* Excludes discontinued operations, minorityinterest, extraordinary loss, gain on sale of assets and undistributed equityearnings.

 

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