<ARTICLE>                     5

                                            
<PERIOD-TYPE>                   6-MOS             6-MOS
<FISCAL-YEAR-END>               DEC-31-2000       DEC-31-1999
<PERIOD-END>                    JUN-30-2000       JUN-30-1999
<CASH>                            3,097,070         5,179,414
<SECURITIES>                              0                 0
<RECEIVABLES>                     4,297,472         2,919,772
<ALLOWANCES>                              0                 0
<INVENTORY>                               0                 0
<CURRENT-ASSETS>                 10,185,986        10,608,053
<PP&E>                           93,324,847       101,614,047
<DEPRECIATION>                   17,023,525        15,660,953
<TOTAL-ASSETS>                  100,922,244       111,126,315
<CURRENT-LIABILITIES>            16,937,437        16,665,113
<BONDS>                                   0                 0
<PREFERRED-MANDATORY>                     0                 0
<PREFERRED>                               0                 0
<COMMON>                             24,896            26,217
<OTHER-SE>                       13,077,324        13,943,550
<TOTAL-LIABILITY-AND-EQUITY>    100,922,244       111,126,315
<SALES>                          37,671,732        33,807,198
<TOTAL-REVENUES>                 37,671,732        33,807,198
<CGS>                            29,466,893        26,238,834
<TOTAL-COSTS>                    29,466,893        26,238,834
<OTHER-EXPENSES>                  6,344,881         7,032,715
<LOSS-PROVISION>                          0                 0
<INTEREST-EXPENSE>                2,942,586         3,171,580
<INCOME-PRETAX>                     484,698        (1,564,282)
<INCOME-TAX>                        183,000          (597,000)
<INCOME-CONTINUING>                 301,698          (967,282)
<DISCONTINUED>                            0                 0
<EXTRAORDINARY>                           0                 0
<CHANGES>                                 0                 0
<NET-INCOME>                        301,698          (967,282)
<EPS-BASIC>                            0.06             (0.16)
<EPS-DILUTED>                          0.05             (0.16)



<F1> Restated