Commodity200520062007200820092010
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$1,210,167$1,845$10,764$191,629  
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel$224,900$2,826,876$497,312$720,355$10,353$660
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$2,336,171$1,950,570$2,522,552$8,260,170$9,050,618$8,397,571
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$231,672$52,020$52,239$91,636$369,052$132,014
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$75,785$707,281$245,213$607,169$932,899$5,060,668
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$9,799,136$7,891,569$10,171,716$2,135,283$911,226$7,335,032
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$2,068,095$8,849,013$3,840,232$6,096,136$8,110,932$428,206
Total$15,945,926$22,279,174$17,340,028$18,102,378$19,385,080$21,354,151