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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 ... | | | $243 | $22 | | |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | | | | $5,342 | | |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | | | | | $289 | |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | | | | | $1,296 | |
| Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ... | $1,349 | $733 | $18,789 | $196 | $991 | $19,852 |
| Total | $1,349 | $733 | $19,032 | $5,560 | $2,576 | $19,852 |
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