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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $284 | $389 | | $261,373 | $2,883 |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | | $25 | | | |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $2,840 | | | $64,379 | |
| Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ... | $6,594 | $75,223 | $13,031 | $10,811 | $6,550 |
| Total | $9,718 | $75,637 | $13,031 | $336,563 | $9,433 |
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