
<TABLE> <S> <C>

<ARTICLE> 5
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<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               DEC-31-1997
<CASH>                                       1,568,091
<SECURITIES>                                         0
<RECEIVABLES>                                1,181,083
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                             2,859,855
<PP&E>                                      35,499,590
<DEPRECIATION>                              17,127,846
<TOTAL-ASSETS>                              21,309,640
<CURRENT-LIABILITIES>                        3,491,752
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        72,255
<OTHER-SE>                                  17,745,633
<TOTAL-LIABILITY-AND-EQUITY>                21,309,640
<SALES>                                      3,045,447
<TOTAL-REVENUES>                             3,630,601
<CGS>                                          436,243
<TOTAL-COSTS>                               14,666,745
<OTHER-EXPENSES>                                     0
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<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                           (11,036,144)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                       (11,036,144)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                              (11,036,144)
<EPS-PRIMARY>                                   (1.53)
<EPS-DILUTED>                                   (1.53)


</TABLE>
