<ARTICLE> 5 <MULTIPLIER> 1 <CURRENCY> U.S. Dollars <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> JUN-30-2000 <EXCHANGE-RATE> 1 <CASH> 4,718,080 <SECURITIES> 0 <RECEIVABLES> 3,833,276 <ALLOWANCES> 1,484,672 <INVENTORY> 249,893 <CURRENT-ASSETS> 8,215,833 <PP&E> 39,603,158 <DEPRECIATION> 20,725,302 <TOTAL-ASSETS> 27,515,198 <CURRENT-LIABILITIES> 4,975,162 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 7,721,293 <OTHER-SE> 14,218,778 <TOTAL-LIABILITY-AND-EQUITY> 27,515,198 <SALES> 15,104,235 <TOTAL-REVENUES> 15,234,523 <CGS> 11,711,617 <TOTAL-COSTS> 11,711,617 <OTHER-EXPENSES> 2,263,493 <LOSS-PROVISION> 112,935 <INTEREST-EXPENSE> 691,630 <INCOME-PRETAX> 567,783 <INCOME-TAX> 25,900 <INCOME-CONTINUING> 541,883 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 541,883 <EPS-BASIC> 0.07 <EPS-DILUTED> 0.07