<ARTICLE>                     5
<LEGEND>
THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE COMPANY'S
CONSOLIDATED  FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE
TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED>
<MULTIPLIER>                  1
<CURRENCY>                    U.S. DOLLARS             
       
                           
<PERIOD-TYPE>                 9-MOS
<FISCAL-YEAR-END>                             DEC-31-1996 
<PERIOD-START>                                JAN-01-1996 
<PERIOD-END>                                  SEP-30-1996 
<EXCHANGE-RATE>                                         1
<CASH>                                            543,224 
<SECURITIES>                                            0 
<RECEIVABLES>                                  10,203,369 
<ALLOWANCES>                                       97,203 
<INVENTORY>                                       407,220 
<CURRENT-ASSETS>                               15,048,931 
<PP&E>                                         60,003,517 
<DEPRECIATION>                                 14,064,535 
<TOTAL-ASSETS>                                 61,696,473 
<CURRENT-LIABILITIES>                           8,902,797 
<BONDS>                                                 0 
<PREFERRED-MANDATORY>                                   0 
<PREFERRED>                                             0 
<COMMON>                                           99,020 
<OTHER-SE>                                     43,658,701 
<TOTAL-LIABILITY-AND-EQUITY>                   61,696,473 
<SALES>                                                 0 
<TOTAL-REVENUES>                               55,881,971 
<CGS>                                                   0 
<TOTAL-COSTS>                                  46,412,699 
<OTHER-EXPENSES>                                        0 
<LOSS-PROVISION>                                        0 
<INTEREST-EXPENSE>                                350,652 
<INCOME-PRETAX>                                 9,118,620 
<INCOME-TAX>                                    3,784,000 
<INCOME-CONTINUING>                             5,334,620 
<DISCONTINUED>                                          0 
<EXTRAORDINARY>                                         0 
<CHANGES>                                               0 
<NET-INCOME>                                    5,334,620 
<EPS-PRIMARY>                                         .57 
<EPS-DILUTED>                                         .57