##### 



Exhibit 12.1
Statement of Computation of Ratio of Earnings to Fixed Charges

|                                |                                         |                     |      |                          |         |      |      |        |         |      |      |        |         |  |      |         |         |  |      |         |         | 
|------------------------------- | --------------------------------------- | ------------------- | ---- | ------------------------ | ------- | ---- | ---- | ------ | ------- | ---- | ---- | ------ | ------- |  | ---- | ------- | ------- |  | ---- | ------- | ------- | 
|                                |                                         |                     |      | Years Ended December 31,
|                                |                                         |                     |      |                         
|                                |                                         |                     |      | 1999                     |         | 2000 |      | 2001   |         | 2002 |      | 2003  
|                                |                                         |                     |      |                          |         |      |      |        |         |      |      |       
|Earnings                        |                                         |                     |      |                          |         |      |      |        |         |      |      |        |         |  |      |         |         |  |      |        
|                                | Income From Continuing Operations *     |                     |      | 72,856                   |         |      |      | 65,951 |         |      |      | 92,533 |         |  |      | 105,882 |         |  |      | 108,906 |        
|                                | Fixed Charges                           |                     |      | 34,305                   |         |      |      | 55,621 |         |      |      | 72,217 |         |  |      | 77,726  |         |  |      | 99,212  |        
|                                | Distributed Income of
Equity Investment |                     |      |                         |         |      |      |       |         |      |      | 40,800 |         |  |      | 30,938  |         |  |      | 27,733  |        
|                                | Capitalized Interest                    |                     |      | (2,133                   | )       |      |      | (4,559 | )       |      |      | (4,000 | )       |  |      | (4,345  | )       |  |      | (5,290  | )      
|                                |                                         |                     |      |                          |         |      |      |        |         |      |      |        |         |  |      |         |         |  |      |         |        
|                                |                                         | Total Earnings      |      |                          | 105,028 |      |      |        | 117,013 |      |      |        | 201,550 |  |      |         | 210,201 |  |      |         | 230,561 | 
|                                |                                         |                     |      |                          |         |      |      |        |         |      |      |        |         |  |      |         |         |  |      |        
|Fixed Charges                   |                                         |                     |      |                          |         |      |      |        |         |      |      |        |         |  |      |         |         |  |      |        
|                                | Interest Expense                        |                     |      | 31,563                   |         |      |      | 48,982 |         |      |      | 66,057 |         |  |      | 70,537  |         |  |      | 89,540  |        
|                                | Capitalized Interest                    |                     |      | 2,133                    |         |      |      | 4,559  |         |      |      | 4,000  |         |  |      | 4,345   |         |  |      | 5,290   |        
|                                | Rental Interest Factor                  |                     |      | 609                      |         |      |      | 2,080  |         |      |      | 2,160  |         |  |      | 2,844   |         |  |      | 4,382   |        
|                                |                                         |                     |      |                          |         |      |      |        |         |      |      |        |         |  |      |         |         |  |      |         |        
|                                |                                         | Total Fixed Charges |      |                          | 34,305  |      |      |        | 55,621  |      |      |        | 72,217  |  |      |         | 77,726  |  |      |         | 99,212  | 
|                                |                                         |                     |      |                          |         |      |      |        |         |      |      |        |         |  |      |         |         |  |      |        
|Ratio: Earnings / Fixed Charges |                                         |                     | 3.06 |                          |         |      | 2.10 |        |         |      | 2.79 |        |         |  | 2.70 |         |         |  | 2.32 |        
|                                |                                         |                     |      |                          |         |      |      |        |         |      |      |        |         |  |      |         |         |  |      |        

*     Excludes minority interest, extraordinary loss and equity earnings.