<ARTICLE> 5 <MULTIPLIER> 1 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> JUN-30-2000 <PERIOD-START> JUL-01-1999 <PERIOD-END> MAR-31-2000 <EXCHANGE-RATE> 1 <CASH> 12,499,814 <SECURITIES> 749,081 <RECEIVABLES> 3,389,226 <ALLOWANCES> 0 <INVENTORY> 300,263 <CURRENT-ASSETS> 17,222,646 <PP&E> 45,721,395 <DEPRECIATION> 23,464,974 <TOTAL-ASSETS> 42,379,798 <CURRENT-LIABILITIES> 3,079,170 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 251,082 <OTHER-SE> 18,641,426 <TOTAL-LIABILITY-AND-EQUITY> 42,379,798 <SALES> 11,219,456 <TOTAL-REVENUES> 12,533,323 <CGS> 0 <TOTAL-COSTS> 9,839,317 <OTHER-EXPENSES> 1,536,525 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 1,157,181 <INCOME-TAX> 187,553 <INCOME-CONTINUING> 969,628 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 969,628 <EPS-BASIC> 0.04 <EPS-DILUTED> 0.04