<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MARCH 31,
1999 FINANCIAL STATEMENTS AS AMENDED ON FORM 10Q/A AMENDMENT NO. 1 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               MAR-31-1999
<CASH>                                         205,881
<SECURITIES>                                         0
<RECEIVABLES>                                   13,620
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                               269,759
<PP&E>                                       1,030,524
<DEPRECIATION>                                 464,661
<TOTAL-ASSETS>                                 953,700
<CURRENT-LIABILITIES>                           88,490
<BONDS>                                        408,956
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                    357,214
<COMMON>                                           367
<OTHER-SE>                                      85,870
<TOTAL-LIABILITY-AND-EQUITY>                   953,700
<SALES>                                         49,170
<TOTAL-REVENUES>                                49,170
<CGS>                                           18,976
<TOTAL-COSTS>                                   18,976
<OTHER-EXPENSES>                                15,371
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               5,983
<INCOME-PRETAX>                                  6,186
<INCOME-TAX>                                     4,299
<INCOME-CONTINUING>                              1,887
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,887
<EPS-BASIC>                                    (0.14)
<EPS-DILUTED>                                    (0.14)