<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> JUN-30-2000 <CASH> 77,466,413 <SECURITIES> 0 <RECEIVABLES> 291,615,407 <ALLOWANCES> 0 <INVENTORY> 125,158,562 <CURRENT-ASSETS> 539,256,271 <PP&E> 931,907,945 <DEPRECIATION> (244,099,125) <TOTAL-ASSETS> 2,391,009,828 <CURRENT-LIABILITIES> 442,488,275 <BONDS> 958,801,140 <PREFERRED-MANDATORY> 0 <PREFERRED> 91,250,000 <COMMON> 40,455,745 <OTHER-SE> 265,560,494 <TOTAL-LIABILITY-AND-EQUITY> 2,391,009,828 <SALES> 2,968,659,376 <TOTAL-REVENUES> 2,968,659,376 <CGS> 2,596,339,364 <TOTAL-COSTS> 2,596,339,364 <OTHER-EXPENSES> 337,159,240 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 35,954,466 <INCOME-PRETAX> 30,208,014 <INCOME-TAX> 6,267,224 <INCOME-CONTINUING> 23,940,790 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 23,940,790 <EPS-BASIC> 0.89 <EPS-DILUTED> 0.88