<ARTICLE> 5
       
                                                     
<PERIOD-TYPE>                   3-MOS                     9-MOS
<FISCAL-YEAR-END>                         DEC-31-1996               DEC-31-1996
<PERIOD-START>                            JUL-01-1996               JAN-01-1996
<PERIOD-END>                              SEP-30-1996               SEP-30-1996
<CASH>                                      3,029,786                 3,029,786
<SECURITIES>                                        0                         0
<RECEIVABLES>                               8,679,820                 8,679,820
<ALLOWANCES>                                  341,898                   341,898
<INVENTORY>                                   296,431                   296,431
<CURRENT-ASSETS>                           13,011,242                13,011,242
<PP&E>                                     35,894,541                35,894,541
<DEPRECIATION>                              9,384,833                 9,384,833
<TOTAL-ASSETS>                             42,145,860                42,145,860
<CURRENT-LIABILITIES>                       4,304,297                 4,304,297
<BONDS>                                             0                         0
<COMMON>                                       45,562                    45,562
<PREFERRED-MANDATORY>                               0                         0
<PREFERRED>                                         0                         0
<OTHER-SE>                                 31,606,702                31,606,702
<TOTAL-LIABILITY-AND-EQUITY>               42,145,860                42,145,860
<SALES>                                    12,014,112                33,624,879
<TOTAL-REVENUES>                           12,014,112                33,624,879
<CGS>                                       5,245,495                14,940,011 
<TOTAL-COSTS>                               5,245,495                14,940,011 
<OTHER-EXPENSES>                            5,293,393                14,283,463
<LOSS-PROVISION>                                    0                         0
<INTEREST-EXPENSE>                            126,390                   124,216
<INCOME-PRETAX>                             1,348,834                 4,277,189
<INCOME-TAX>                                  317,354                 1,430,129
<INCOME-CONTINUING>                         1,031,480                 2,847,060 
<DISCONTINUED>                                      0                         0 
<EXTRAORDINARY>                                     0                         0 
<CHANGES>                                           0                         0
<NET-INCOME>                                1,031,480                 2,847,060 
<EPS-PRIMARY>                                     .23                       .63
<EPS-DILUTED>                                     .23                       .63