<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <CASH> $ 30,161,614 <SECURITIES> 8,391,807 <RECEIVABLES> 2,925,390 <ALLOWANCES> 65,000 <INVENTORY> 433,873 <CURRENT-ASSETS> 42,073,304 <PP&E> 28,985,666 <DEPRECIATION> 4,695,669 <TOTAL-ASSETS> 71,140,309 <CURRENT-LIABILITIES> 3,107,225 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 145,378 <OTHER-SE> 0 <TOTAL-LIABILITY-AND-EQUITY> 71,140,309 <SALES> 24,557,374 <TOTAL-REVENUES> 24,557,374 <CGS> 6,141,330 <TOTAL-COSTS> 11,015,370 <OTHER-EXPENSES> 35,268 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 21,095 <INCOME-PRETAX> 14,847,531 <INCOME-TAX> 5,350,000 <INCOME-CONTINUING> 9,497,531 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 9,497,531 <EPS-PRIMARY> .69 <EPS-DILUTED> .66