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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | | | $21 | $40,533 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | $6,741 | | $1,664,104 | $109,948 | $108,550 |
| Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... | | | | | $283 |
| Casing of a kind used in drilling for oil/gas, having circular cross-sectio ... | | | $7,409 | | |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $33,851 | $65 | $8,146 | $24,276 | $109 |
| Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ... | $3,502 | $25,232 | | $6,923 | $12,066 |
| Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ... | $17,437 | $17,662 | $4,565 | $34,853 | $20,990 |
| Total | $61,531 | $42,959 | $1,684,224 | $176,021 | $182,531 |
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