<ARTICLE> 5

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               SEP-30-1999
<CASH>                                       7,064,206
<SECURITIES>                                         0
<RECEIVABLES>                               83,387,714
<ALLOWANCES>                                         0
<INVENTORY>                                114,836,956
<CURRENT-ASSETS>                           233,313,339
<PP&E>                                     824,727,502
<DEPRECIATION>                              97,667,044
<TOTAL-ASSETS>                             986,804,823
<CURRENT-LIABILITIES>                       64,695,899
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       492,320
<OTHER-SE>                                 377,116,839
<TOTAL-LIABILITY-AND-EQUITY>               986,804,823
<SALES>                                    442,836,826
<TOTAL-REVENUES>                           442,836,826
<CGS>                                      351,571,401
<TOTAL-COSTS>                               29,841,030
<OTHER-EXPENSES>                             1,432,026
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                          17,283,323
<INCOME-PRETAX>                             42,709,046
<INCOME-TAX>                                17,081,391
<INCOME-CONTINUING>                         25,627,654
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                25,627,654
<EPS-BASIC>                                        .54
<EPS-DILUTED>                                      .53