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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | | | $709,915 | | | |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $724,571 | | | $3,463 | | | |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | | | $9,526 | $26,052 | $3,682 | | |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $6,938 | $232,057 | $950,940 | $43,054 | $7,656 | $10,183 | $20,298 |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $86,152 | $168,787 | $963,650 | $816,371 | $33,081 | $1,101 | $18,997 |
| Total | $817,661 | $400,844 | $1,924,116 | $1,598,855 | $44,419 | $11,284 | $39,295 |
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