<ARTICLE> 5 <LEGEND> None </LEGEND> <CIK> 0000061398 <NAME> James R. Joyce <MULTIPLIER> 1 <CURRENCY> U.S. Dollars <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> JUN-30-1996 <PERIOD-START> JUL-01-1995 <PERIOD-END> DEC-31-1995 <EXCHANGE-RATE> 1 <CASH> 8,984,859 <SECURITIES> 0 <RECEIVABLES> 2,083,287 <ALLOWANCES> 0 <INVENTORY> 263,303 <CURRENT-ASSETS> 11,331,449 <PP&E> 63,855,969 <DEPRECIATION> 22,968,188 <TOTAL-ASSETS> 52,599,606 <CURRENT-LIABILITIES> 2,657,532 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 245,687 <OTHER-SE> 20,007,939 <TOTAL-LIABILITY-AND-EQUITY> 52,599,606 <SALES> 7,521,973 <TOTAL-REVENUES> 8,583,913 <CGS> 0 <TOTAL-COSTS> 5,677,360 <OTHER-EXPENSES> 1,650,070 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 15,298 <INCOME-PRETAX> 1,256,483 <INCOME-TAX> 858,580 <INCOME-CONTINUING> 397,903 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 397,903 <EPS-PRIMARY> 0.02 <EPS-DILUTED> 0.02