<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED CONSOLIDATED BALANCE SHEETS AND CONDENSED CONSOLIDATED STATEMENTS OF
OPERATIONS FOUND ON PAGES 3 AND 4 OF THE COMPANY'S FORM 10-Q FOR THE NINE MONTHS
ENDED SEPTEMBER 30, 2000 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.

<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             JAN-01-2000
<PERIOD-END>                               SEP-30-2000
<CASH>                                          63,345
<SECURITIES>                                         0
<RECEIVABLES>                                   47,136
<ALLOWANCES>                                         0
<INVENTORY>                                      5,217
<CURRENT-ASSETS>                               147,628
<PP&E>                                       1,352,611
<DEPRECIATION>                               (285,464)
<TOTAL-ASSETS>                               1,377,206
<CURRENT-LIABILITIES>                          136,249
<BONDS>                                        978,404
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           425
<OTHER-SE>                                     250,714
<TOTAL-LIABILITY-AND-EQUITY>                 1,377,206
<SALES>                                              0
<TOTAL-REVENUES>                               748,233
<CGS>                                                0
<TOTAL-COSTS>                                  382,547
<OTHER-EXPENSES>                                48,295
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              67,919
<INCOME-PRETAX>                                 92,935
<INCOME-TAX>                                    33,922
<INCOME-CONTINUING>                             59,013
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                    383
<CHANGES>                                            0
<NET-INCOME>                                    58,630
<EPS-BASIC>                                       0.97
<EPS-DILUTED>                                     0.93