<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               JUN-30-1996
<CASH>                                          40,645
<SECURITIES>                                     2,400
<RECEIVABLES>                                   15,063
<ALLOWANCES>                                       353
<INVENTORY>                                          0
<CURRENT-ASSETS>                                74,524
<PP&E>                                         605,092
<DEPRECIATION>                                  43,184
<TOTAL-ASSETS>                                 683,185
<CURRENT-LIABILITIES>                           45,171
<BONDS>                                        367,229
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           311
<OTHER-SE>                                     252,318
<TOTAL-LIABILITY-AND-EQUITY>                   683,185
<SALES>                                              0
<TOTAL-REVENUES>                               128,506
<CGS>                                                0
<TOTAL-COSTS>                                   97,587
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                    88
<INTEREST-EXPENSE>                              11,547
<INCOME-PRETAX>                                 24,925
<INCOME-TAX>                                     9,970
<INCOME-CONTINUING>                             14,955
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                    176
<CHANGES>                                            0
<NET-INCOME>                                    15,131
<EPS-PRIMARY>                                      .46
<EPS-DILUTED>                                      .42