<ARTICLE> 5 <MULTIPLIER> 1 <CURRENCY> U.S. Dollars <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> MAR-31-2000 <EXCHANGE-RATE> 1 <CASH> 4,037,652 <SECURITIES> 0 <RECEIVABLES> 6,404,888 <ALLOWANCES> 1,476,087 <INVENTORY> 247,564 <CURRENT-ASSETS> 10,169,300 <PP&E> 38,831,518 <DEPRECIATION> 19,943,378 <TOTAL-ASSETS> 29,414,133 <CURRENT-LIABILITIES> 5,665,868 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 7,720,193 <OTHER-SE> 15,127,802 <TOTAL-LIABILITY-AND-EQUITY> 29,414,133 <SALES> 9,245,739 <TOTAL-REVENUES> 9,312,656 <CGS> 6,290,543 <TOTAL-COSTS> 6,290,543 <OTHER-EXPENSES> 1,149,565 <LOSS-PROVISION> 104,350 <INTEREST-EXPENSE> 344,999 <INCOME-PRETAX> 1,527,549 <INCOME-TAX> 76,400 <INCOME-CONTINUING> 1,451,149 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,451,149 <EPS-BASIC> 0.19 <EPS-DILUTED> 0.18