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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ... | $103,428 | $117,938 | $34,014 | $180,272 | $356,647 | $586,748 |
| Casing & tubing of a kind used in drilling for oil/gas, of iron/steel | $39,006 | $4,060 | $9 | $384 | $1,489 | $3,007 |
| Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ... | $1,399,724 | $187,600 | $329,298 | $328,601 | $61,254 | $745,121 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ... | | $926 | $83 | $17,928 | | $126 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ... | $2,125 | $217 | $12,132 | $724 | $16,207 | $187,245 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ... | $20,746 | $108,365 | $176,413 | $67,204 | $19,088 | $15,285 |
| Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ... | $2,116,152 | $1,790,900 | $2,817,271 | $1,939,206 | $2,560,767 | $3,054,063 |
| Total | $3,681,181 | $2,210,006 | $3,369,220 | $2,534,319 | $3,015,452 | $4,591,595 |
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