Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$8,872,424$5,858,466$10,315,215$12,986,894$11,072,294$7,258,111$23,653,653
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel$55,634,219$85,194,691$80,154,515$184,116,559$44,802,909$299,194,501$296,147,357
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$415,233,401$397,632,303$399,254,795$485,088,998$205,474,864$254,027,101$266,862,229
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$81,842,363$98,930,759$111,514,912$109,796,077$70,402,456$91,898,920$100,100,795
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$51,223,345$51,717,110$59,249,483$56,214,930$10,845,672$17,886,255$34,251,056
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$328,415,716$316,717,413$318,850,916$385,980,455$150,822,473$190,678,496$250,690,304
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$28,884,649$31,413,662$31,900,473$45,366,030$29,237,780$30,662,283$37,962,342
Total$970,106,117$987,464,404$1,011,240,309$1,279,549,943$522,658,448$891,605,667$1,009,667,736