As of December 31, As of December 31, (Unaudited) As of September 30, (In thousands, 2002 2001 2000 1999 1998 1997 1997 1996 1995 1994 except ratio data) Cash and cash equivalents  and marketable securities $ 1,330,799 $ 918,637 $ 550,953 $ 111,666 $ 47,340 $ 42,135 $ 53,323 $ 115,866 $ 24,979 $ 65,498 Working capital 618,454 700,816 524,437 195,817 36,822 62,571 70,872 172,091 33,892 77,248 Property, plant  and equip- ment, net 2,781,050 2,433,247 1,821,392 1,669,466 1,127,154 923,402 861,393 511,203 393,464 283,141 Total assets 5,063,872 4,151,915 3,136,868 2,398,003 1,465,907 1,281,306 1,234,232 871,274 593,272 490,273 Long-term debt 1,614,656 1,567,616 854,777 482,600 217,034 226,299 229,507 229,504 51,478 61,879 Stockholders’ equity $ 2,158,455 $ 1,857,866 $ 1,806,468 $ 1,470,074 $ 867,469 $ 767,340 $ 727,843 $ 457,822 $ 368,750 $ 317,424 Funded debt to  capital ratio: Gross 0.49 : 1 0.46 : 1 0.32 : 1 0.25 : 1 0.26 : 1 0.27 : 1 0.27 : 1 0.35 : 1 0.20 : 1 0.21 : 1 Net 0.26 : 1 0.26 : 1 0.15 : 1 0.20 : 1 0.17 : 1 0.20 : 1 0.20 : 1 0.21 : 1 0.09 : 1 0.02 : 1 Balance  Sheet Data Twelve Months Ended December 31, Year Ended December 31, (Unaudited) Year Ended September 30, (In thousands) 2002 2001 2000 1999 1998 1997 1997 1996 1995 1994 Operating rev- enues and  Earnings from unconsolidated  affiliates: United States $ 1,012,503 $ 1,859,356 $ 1,115,899 $ 448,478 $ 706,046 $ 867,999 $ 797,319 $ 503,622 $ 383,376 $ 299,278 Foreign 468,715 368,714 299,044 221,708 301,818 247,033 231,984 216,121 189,412 184,990 $ 1,481,218 $ 2,228,070 $ 1,414,943 $ 670,186 $1,007,864 $ 1,115,032 $ 1,029,303 $ 719,743 $ 572,788 $ 484,268 Geographic  Distribution  of Revenues  and Assets As of December 31, As of December 31, (Unaudited) As of September 30, (In thousands) 2002 2001 2000 1999 1998 1997 1997 1996 1995 1994 Total assets: United States $ 3,569,657 $ 3,282,429 $ 2,649,923 $ 1,917,751 $1,068,193 $ 958,026 $ 897,453 $ 593,014 $ 348,248 $ 287,390 Foreign 1,494,215 869,486 486,945 480,252 397,714 323,280 336,779 278,260 245,024 202,883 $ 5,063,872 $ 4,151,915 $ 3,136,868 $ 2,398,003 $1,465,907 $ 1,281,306 $ 1,234,232 $ 871,274 $ 593,272 $ 490,273 nbr {14-15}