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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | $120,064 | $92,737 | $52,801 | $2,272 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $166,677 | $74 | | $4,823 | $76,163 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | | | $13,394 | |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | $261,916 | $540 | $1,979 | $8,263,590 | $2,589,116 |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | | $28,123 | | | $81,788 |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $162,149 | $74,495 | $65,092 | $62,142 | $1,969 |
| Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ... | $345,493 | $157,987 | $42,914 | $514,226 | $14,357 |
| Total | $936,235 | $381,283 | $202,722 | $8,910,976 | $2,765,665 |
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