|
| Commodity | 2005 | 2009 | 2010 | 2011 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $236,988 | $147 | $275 | $1,051 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $541,453 | $2,209 | $2,023 | $6,631 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | $5,389 | $34,313 | $1,559,718 |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | | $15,472 | $23,390 | $22,599 |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | | | | $78 |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | | $1,980 | | |
| Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ... | $17,120,523 | $491,376 | $68,462 | $1,665,129 |
| Total | $17,898,964 | $516,573 | $128,463 | $3,255,206 |
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