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Exhibit 12.1


           RATIO OF EARNINGS TO FIXED CHARGES AND EARNINGS TO COMBINED
                   FIXED CHARGES AND PREFERRED STOCK DIVIDENDS
                                 (In thousands)




                                                        For the
                                                     quarter ended
                                                       March 31,                 For the years ended December 31,
                                                     -------------   ---------------------------------------------------------
                                                         2005           2004        2003        2002        2001        2000
                                                       --------      ---------   ---------   ---------   ---------   ---------
                                                                                                   
Earnings:
Pre-tax income from operations before adjustment
  for minority interests in consolidated
  subsidiaries or income or loss from equity
  investees                                            $ 25,188      $ 199,700   $ 169,203   $ 172,018   $ 167,317   $ 135,462
Fixed charges                                            25,760         91,437      79,771      74,659      71,750      70,112
Plus: amortization of capitalized interest                7,967         29,447      28,040      20,940      18,443      14,233
Plus: distributed income from equity investees              994          7,124       4,095       2,916       6,656       2,968
Less: capitalized interest                               (9,811)       (41,466)    (38,816)    (38,093)    (33,158)    (37,600)
                                                       --------      ---------   ---------   ---------   ---------   ---------
Earnings available for fixed charges                   $ 50,098      $ 286,242   $ 242,293   $ 232,440   $ 231,008   $ 185,175

Fixed charges:
Interest incurred, both expensed and capitalized       $ 23,076      $  81,790   $  71,055   $  66,345   $  63,328   $  62,100
Debt issue cost amortization in the period                  950          3,461       3,050       3,290       3,919       4,630
Rental expense representative of interest factor          1,734          6,186       5,666       5,024       4,503       3,382
                                                       --------      ---------   ---------   ---------   ---------   ---------
Fixed charges                                          $ 25,760      $  91,437   $  79,771   $  74,659   $  71,750   $  70,112

Preferred stock dividends                              $     --      $      --   $      --   $      --   $      --   $      --
Ratio of earnings to fixed charges                         1.94           3.13        3.04        3.11        3.22        2.64

Ratio of earnings to combined fixed charges
  and preferred stock dividends                            1.94           3.13        3.04        3.11        3.22        2.64