<ARTICLE> 5 <PERIOD-TYPE> YEAR YEAR <FISCAL-YEAR-END> DEC-31-1993 DEC-31-1994 <PERIOD-END> DEC-31-1993 DEC-31-1994 <CASH> 1,486,204 819,430 <SECURITIES> 0 0 <RECEIVABLES> 528,729 433,774 <ALLOWANCES> 185,000 140,000 <INVENTORY> 0 0 <CURRENT-ASSETS> 1,829,933 1,113,204 <PP&E> 16,701,367 13,836,208 <DEPRECIATION> 11,062,913 9,246,109 <TOTAL-ASSETS> 7,468,387 5,703,303 <CURRENT-LIABILITIES> 665,370 570,671 <BONDS> 560,198 245,685 <COMMON> 0 0 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 0 0 <OTHER-SE> 6,242,819 4,886,947 <TOTAL-LIABILITY-AND-EQUITY> 7,468,387 5,703,303 <SALES> 0 0 <TOTAL-REVENUES> 2,747,214 1,890,005 <CGS> 0 0 <TOTAL-COSTS> 0 0 <OTHER-EXPENSES> 2,497,651 1,197,610 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> 54,907 9,855 <INCOME-PRETAX> 0 0 <INCOME-TAX> 0 0 <INCOME-CONTINUING> 194,656 682,540 <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> 194,656 682,540 <EPS-PRIMARY> 0 0 <EPS-DILUTED> 0 0