<ARTICLE>5 
<LEGEND> 
This Schedule contains summary financial information extracted 
from the registrant's Balance Sheet as of September 30, 1997 and 
Income Statement for the nine months ended September 30, 1997 and 
is qualified in its entirety by reference to such financial 
statements. 

</LEGEND> 
<MULTIPLIER>1 
<PERIOD-TYPE>                                              9-MOS 
<FISCAL-YEAR-END>                                    DEC-31-1997 
<PERIOD-END>                                         SEP-30-1997 
<CASH>                                                 6,198,000 
<SECURITIES>                                                   0 
<RECEIVABLES>                                          1,947,000 
<ALLOWANCES>                                                   0 
<INVENTORY>                                                    0 
<CURRENT-ASSETS> <F1>                                          0 
<PP&E>                                               674,108,000 
<DEPRECIATION>                                      (147,677,000) 
<TOTAL-ASSETS>                                       558,490,000 
<CURRENT-LIABILITIES> <F1>                                     0 
<BONDS>                                              177,600,000 
<COMMON>                                              22,999,000 
<PREFERRED-MANDATORY>                                          0 
<PREFERRED>                                                    0 
<OTHER-SE>                                           343,835,000 
<TOTAL-LIABILITY-AND-EQUITY>                         558,490,000 
<SALES>                                                        0 
<TOTAL-REVENUES>                                      48,446,000 
<CGS>                                                          0 
<TOTAL-COSTS>                                                  0 
<OTHER-EXPENSES>                                      18,839,000 
<LOSS-PROVISION>                                         140,000 
<INTEREST-EXPENSE>                                     5,771,000 
<INCOME-PRETAX>                                       24,719,000 
<INCOME-TAX>                                                   0 
<INCOME-CONTINUING>                                   24,719,000 
<DISCONTINUED>                                                 0 
<EXTRAORDINARY>                                                0 
<CHANGES>                                                      0 
<NET-INCOME>                                          24,719,000 
<EPS-PRIMARY>                                               1.08 
<EPS-DILUTED>                                               1.08 


<FN> Current assets and current liabilities are not applicable to 
     the Company under current industry standards. 
/FN



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