Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$53,205,034$85,186,281$232,034,250$635,524,167$406,347,326$319,359,600$457,807,452
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel$50,978,052$100,663,863$133,298,886$686,941,339$110,057,516$23,321,253$48,675,362
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$420,936,491$668,214,057$918,853,948$497,000,891$336,996,482$558,059,131$681,219,889
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$137,104,166$302,599,007$430,750,776$73,368,658$84,341,287$182,206,296$237,190,892
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$105,603,586$293,953,021$352,130,821$126,121,687$42,680,728$56,853,766$64,414,794
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$167,166,637$357,040,726$598,334,411$333,456,425$259,960,321$485,408,453$646,633,589
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$71,146,660$89,622,617$82,615,309$56,161,016$39,859,147$39,195,557$36,281,861
Total$1,006,140,626$1,897,279,572$2,748,018,401$2,408,574,183$1,280,242,807$1,664,404,056$2,172,223,839