<ARTICLE>                       5
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<PERIOD-TYPE>                   3-MOS                   6-MOS
<FISCAL-YEAR-END>               DEC-31-1998             DEC-31-1998
<PERIOD-START>                  APR-01-1998             JAN-01-1998
<PERIOD-END>                    JUN-30-1998             JUN-30-1998
<CASH>                          8,346                   0
<SECURITIES>                    7,047                   0
<RECEIVABLES>                   8,926                   0
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<PP&E>                          260,626                 0
<DEPRECIATION>                  59,034                  0
<TOTAL-ASSETS>                  239,695                 0
<CURRENT-LIABILITIES>           13,385                  0
<BONDS>                         60,491                  0
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<COMMON>                        206                     0
<OTHER-SE>                      147,894                 0
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<SALES>                         26,523                  48,036
<TOTAL-REVENUES>                26,523                  48,036
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<TOTAL-COSTS>                   20,926                  40,067
<OTHER-EXPENSES>                0                       0
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<INTEREST-EXPENSE>              877                     1,905
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<INCOME-TAX>                    (1,916)                 (2,532)
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