<ARTICLE> 5
<RESTATED> 
       
                                                                                            
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997             DEC-31-1997<F1>
<PERIOD-START>                             JAN-01-1997             JAN-01-1997             JAN-01-1997             JAN-01-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997             DEC-31-1997
<CASH>                                         652,412                 577,784                 554,118                 623,343
<SECURITIES>                                         0                       0                       0                       0
<RECEIVABLES>                                   84,493                  88,384                 106,000                  76,530
<ALLOWANCES>                                         0                       0                       0                       0
<INVENTORY>                                     50,171                  49,931                  52,281                  52,376
<CURRENT-ASSETS>                               823,117                 759,200                 756,978                 806,416
<PP&E>                                       4,270,302               4,537,401               4,704,002               4,811,324
<DEPRECIATION>                               1,240,253               1,264,820               1,323,068               1,375,631
<TOTAL-ASSETS>                               3,857,245               4,035,983               4,142,034               4,246,160
<CURRENT-LIABILITIES>                          761,426                 915,476                 898,630                 868,513
<BONDS>                                              0                       0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0                       0
<PREFERRED>                                          0                       0                       0                       0
<COMMON>                                       145,415                 145,708                 146,785                 221,207
<OTHER-SE>                                   1,554,457               1,651,015               1,760,665               1,787,811
<TOTAL-LIABILITY-AND-EQUITY>                 3,857,245               4,035,983               4,142,034               4,246,160
<SALES>                                              0                       0                       0                       0
<TOTAL-REVENUES>                               887,095               1,843,987               2,841,228               3,816,821
<CGS>                                                0                       0                       0                       0
<TOTAL-COSTS>                                  799,892               1,600,377               2,445,848               3,292,585
<OTHER-EXPENSES>                                     0                       0                       0                       0
<LOSS-PROVISION>                                     0                       0                       0                       0
<INTEREST-EXPENSE>                              15,225                  31,444                  47,872                  63,454
<INCOME-PRETAX>                                 83,401                 237,224                 387,611                 516,956
<INCOME-TAX>                                    32,527                  92,518                 150,394                 199,184
<INCOME-CONTINUING>                             50,874                 144,706                 237,217                 317,772
<DISCONTINUED>                                       0                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
<CHANGES>                                            0                       0                       0                       0
<NET-INCOME>                                    50,874                 144,706                 237,217                 317,772
<EPS-PRIMARY>                                     0.16                    0.44                    0.72                    0.97
<EPS-DILUTED>                                     0.15                    0.43                    0.70                    0.93
<FN>
<F1>On July 22, 1998, the Company's Board of Directors declared a three-for-two stock split on the Company's
Common Stock, distributed on August 20, 1998. All per share data in this exhibit have been restated to give
effect to the stock split.
</FN>