<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-START>                             JAN-01-1995
<PERIOD-END>                               JUN-30-1995
<CASH>                                          13,836
<SECURITIES>                                         0
<RECEIVABLES>                                   93,739
<ALLOWANCES>                                         0<F1>
<INVENTORY>                                     34,775
<CURRENT-ASSETS>                               241,330
<PP&E>                                       1,882,362
<DEPRECIATION>                                       0<F1>
<TOTAL-ASSETS>                               2,265,682
<CURRENT-LIABILITIES>                          396,391
<BONDS>                                        775,494
<COMMON>                                       112,054
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                     579,377
<TOTAL-LIABILITY-AND-EQUITY>                 2,265,682
<SALES>                                              0
<TOTAL-REVENUES>                               389,281
<CGS>                                                0
<TOTAL-COSTS>                                  280,211
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              42,164
<INCOME-PRETAX>                                 69,714
<INCOME-TAX>                                    27,544
<INCOME-CONTINUING>                             42,170
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    42,170
<EPS-PRIMARY>                                     1.21
<EPS-DILUTED>                                        0
<FN>
<F1>Not separately provided for in interim document.
</FN>