<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM 10-K FOR
YEAR ENDED 12/31/98 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
       
                                                  
<PERIOD-TYPE>                   YEAR                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1998             DEC-31-1997
<PERIOD-START>                             JAN-01-1998             JAN-01-1997
<PERIOD-END>                               DEC-31-1998             DEC-31-1997
<CASH>                                      35,183,405              17,234,130
<SECURITIES>                                         0                       0
<RECEIVABLES>                               13,678,197               8,381,965
<ALLOWANCES>                                         0                       0
<INVENTORY>                                 22,839,020              28,224,551
<CURRENT-ASSETS>                            84,847,308              62,202,401
<PP&E>                                     443,722,829             344,655,169
<DEPRECIATION>                            (45,154,410)            (31,313,969)
<TOTAL-ASSETS>                             489,949,240             382,281,485
<CURRENT-LIABILITIES>                       40,886,954              27,144,276
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                      27
<COMMON>                                       303,453                 260,044
<OTHER-SE>                                 408,368,622             296,477,656
<TOTAL-LIABILITY-AND-EQUITY>               489,949,240             382,281,485
<SALES>                                    399,548,083             311,672,557
<TOTAL-REVENUES>                           399,548,083             311,672,557
<CGS>                                      121,081,247              95,639,436
<TOTAL-COSTS>                              397,356,865             270,299,569
<OTHER-EXPENSES>                             (843,389)               (394,270)
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                         (1,624,569)             (1,062,417)
<INCOME-PRETAX>                              4,659,176              42,829,675
<INCOME-TAX>                                 1,607,254              15,399,631
<INCOME-CONTINUING>                          3,051,922              27,430,044
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                    3,381,500                       0
<NET-INCOME>                                 (329,578)              27,430,044
<EPS-PRIMARY>                                   (0.01)                    1.07
<EPS-DILUTED>                                   (0.01)                    1.03