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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | $261,968 | $4,551 | $2,873 | | $2,086 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $41,010 | $123,297 | $60,647 | $49,678 | $37,563 | $13,671 |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | $100 | $1,230 | $1,632 | | | |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $2,850 | | $763 | $167 | $62 | |
| Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ... | $39,455 | $47,064 | $108,944 | $43,495 | $10,687 | $10,606 |
| Total | $83,415 | $433,559 | $176,537 | $96,213 | $48,312 | $26,363 |
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