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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $7,555 | | $3,918 | $51,160 | |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | | | | $13,187 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | $81,416 | | $9,341 | $165,849 |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | $289,625 | $43,188 | $43,387 | $1,390,775 | $1,635,617 |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $30,085 | | | $1,374 | $206 |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | | | $82,191 | $1,469,615 | $912,691 |
| Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ... | $59,723 | | $54,298 | $112,965 | $266,961 |
| Total | $386,988 | $124,604 | $183,794 | $3,035,230 | $2,994,511 |
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