<TABLE> <S> <C>
<ARTICLE> 5
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<CURRENCY> U.S. Dollars
<S> <C>
<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
0
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
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<INCOME-PRETAX> 567,783
<INCOME-TAX> 25,900
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<EPS-BASIC> 0.07
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</TABLE>