<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-END> DEC-31-1998 <CASH> 34,894,600 <SECURITIES> 0 <RECEIVABLES> 6,024,100 <ALLOWANCES> 274,600 <INVENTORY> 702,400 <CURRENT-ASSETS> 44,008,600 <PP&E> 92,747,300 <DEPRECIATION> 27,356,700 <TOTAL-ASSETS> 111,300,400 <CURRENT-LIABILITIES> 42,483,800 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 155,100 <OTHER-SE> 62,591,600 <TOTAL-LIABILITY-AND-EQUITY> 111,300,400 <SALES> 35,560,300 <TOTAL-REVENUES> 82,973,600 <CGS> 33,556,900 <TOTAL-COSTS> 74,348,500 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 46,800 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 8,625,100 <INCOME-TAX> 1,967,100 <INCOME-CONTINUING> 6,658,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 6,658,000 <EPS-PRIMARY> .43 <EPS-DILUTED> .41