<ARTICLE> 5
<LEGEND>
This schedule contains summary data extracted from the Consolidated Balance
Sheet as of March 31, 1997, June 30, 1997 and September 30, 1997 and the
Consolidated Statement of Income for the three months ended March 31, 1997, June
30, 1997, and September 30, 1997 and is qualified in its entirety by reference
to such financial statements.
</LEGEND>
<RESTATED> 
       
                                                                       
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JAN-01-1997             JAN-01-1997             JAN-01-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997
<CASH>                                           6,254                   6,545                  16,366
<SECURITIES>                                         0                       0                       0
<RECEIVABLES>                                        0                       0                       0
<ALLOWANCES>                                         0                       0                       0
<INVENTORY>                                          0                       0                       0
<CURRENT-ASSETS>                                29,495                  36,003                  45,641
<PP&E>                                          37,954                  41,161                  43,666
<DEPRECIATION>                                  18,019                  19,154                  20,009
<TOTAL-ASSETS>                                 816,586                 823,048                 901,204
<CURRENT-LIABILITIES>                           25,919                  25,173                  25,196
<BONDS>                                              0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                           141                     141                     141
<OTHER-SE>                                           0                       0                       0
<TOTAL-LIABILITY-AND-EQUITY>                   816,586                 823,048                 901,204
<SALES>                                         35,243                  73,086                 116,095
<TOTAL-REVENUES>                                37,029                  77,093                 122,463
<CGS>                                                0                       0                       0
<TOTAL-COSTS>                                   26,620                  58,394                  91,190
<OTHER-EXPENSES>                                     0                       0                       0
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                                 276                     597                     962
<INCOME-PRETAX>                                 10,409                  18,699                  32,273
<INCOME-TAX>                                     4,006                   7,346                  12,657
<INCOME-CONTINUING>                                  0                       0                       0
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                     6,444                  11,264                  19,245
<EPS-PRIMARY>                                      .50                     .88                    1.51
<EPS-DILUTED>                                      .50                     .88                    1.50