<ARTICLE>                     5


                             
<PERIOD-TYPE>                    6-MOS
<FISCAL-YEAR-END>                              DEC-31-1999
<PERIOD-START>                                 JAN-01-2000
<PERIOD-END>                                   JUN-30-2000
<CASH>                                           3,362,000
<SECURITIES>                                     8,102,000
<RECEIVABLES>                                    1,492,000
<ALLOWANCES>                                             0
<INVENTORY>                                              0
<CURRENT-ASSETS>                                14,644,000
<PP&E>                                         197,869,000
<DEPRECIATION>                                 118,071,000
<TOTAL-ASSETS>                                  97,942,000
<CURRENT-LIABILITIES>                           13,688,000
<BONDS>                                                  0
<COMMON>                                        10,014,000
<PREFERRED-MANDATORY>                                    0
<PREFERRED>                                              0
<OTHER-SE>                                      13,098,000
<TOTAL-LIABILITY-AND-EQUITY>                    97,942,000
<SALES>                                          3,360,000
<TOTAL-REVENUES>                                 9,976,000
<CGS>                                            1,206,000
<TOTAL-COSTS>                                    7,719,000
<OTHER-EXPENSES>                                         0
<LOSS-PROVISION>                                         0
<INTEREST-EXPENSE>                               2,006,000
<INCOME-PRETAX>                                    251,000
<INCOME-TAX>                                        44,000
<INCOME-CONTINUING>                                207,000
<DISCONTINUED>                                           0
<EXTRAORDINARY>                                          0
<CHANGES>                                                0
<NET-INCOME>                                       207,000
<EPS-BASIC>                                          .03
<EPS-DILUTED>                                          .03