|
| Commodity | 2007 | 2008 | 2009 | 2010 | 2011 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | | $2,614,496 | $1,249,852 | |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | | | $11,524 | |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $555 | $886 | | | |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | | | | | $16,000 |
| Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ... | | $14,746 | | | |
| Total | $555 | $15,632 | $2,614,496 | $1,261,376 | $16,000 |
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