<ARTICLE>5 
<LEGEND> 
This Schedule contains summary financial information extracted from 
the registrant's Balance Sheet as of March 31, 1998 and Income 
Statement for the three months ended March 31, 1998 and is qualified 
in its entirety by reference to such financial statements. 
</LEGEND> 
<MULTIPLIER>1 
<PERIOD-TYPE>                                              3-MOS 
<FISCAL-YEAR-END>                                    DEC-31-1998 
<PERIOD-END>                                         MAR-31-1998 
<CASH>                                                 1,713,000 
<SECURITIES>                                                   0 
<RECEIVABLES>                                          2,104,000 
<ALLOWANCES>                                                   0 
<INVENTORY>                                                    0 
<CURRENT-ASSETS> <F1>                                          0 
<PP&E>                                               749,078,000 
<DEPRECIATION>                                      (156,182,000) 
<TOTAL-ASSETS>                                       620,641,000 
<CURRENT-LIABILITIES> <F1>                                     0 
<BONDS>                                              148,000,000 
<COMMON>                                              26,837,000 
<PREFERRED-MANDATORY>                                          0 
<PREFERRED>                                                    0 
<OTHER-SE>                                           432,500,000 
<TOTAL-LIABILITY-AND-EQUITY>                         620,641,000 
<SALES>                                                        0 
<TOTAL-REVENUES>                                      19,222,000 
<CGS>                                                          0 
<TOTAL-COSTS>                                                  0 
<OTHER-EXPENSES>                                       7,022,000 
<LOSS-PROVISION>                                               0 
<INTEREST-EXPENSE>                                     2,491,000 
<INCOME-PRETAX>                                        9,924,000 
<INCOME-TAX>                                                   0 
<INCOME-CONTINUING>                                    9,924,000 
<DISCONTINUED>                                                 0 
<EXTRAORDINARY>                                                0 
<CHANGES>                                                      0 
<NET-INCOME>                                           9,924,000 
<EPS-PRIMARY>                                               0.38 
<EPS-DILUTED>                                               0.38 
<FN> 
    Current assets and current liabilities are not applicable to
    the Company under current industry standards.
/FN




                                                          Page 27