<ARTICLE> 5
       
                                                  
<PERIOD-TYPE>                   9-MOS                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JAN-01-1997             JUL-01-1997
<PERIOD-END>                               SEP-30-1997             SEP-30-1997
<CASH>                                       8,767,393               8,767,393
<SECURITIES>                                         0                       0
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<PP&E>                                      89,827,349              89,827,349
<DEPRECIATION>                              27,214,548              27,214,548
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<CURRENT-LIABILITIES>                       35,071,230              35,071,230
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<PREFERRED>                                          0                       0
<COMMON>                                       250,284                 250,284
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<SALES>                                              0                       0
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<CGS>                                                0                       0
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<INCOME-TAX>                                12,276,911               4,694,079
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<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                20,424,636               7,659,187
<EPS-PRIMARY>                                      .79                     .29
<EPS-DILUTED>                                      .78                     .29