|
| Commodity | 2005 | 2006 | 2007 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $26,612 | | |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $493,463 | $1,247,789 | $2,138,980 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $2,469 | $58,126 | $44,783 |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | | | $1,820,065 |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $956,802 | $817,409 | |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $1,864 | $168,013 | $1,165,280 |
| Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ... | $9,266 | $73,156 | $123,700 |
| Total | $1,490,476 | $2,364,493 | $5,292,808 |
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