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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ... | $72,475,932 | $17,156,086 | $94,134 | $95,494 | $1,007,203 |
| Casing & tubing of a kind used in drilling for oil/gas, of iron/steel | $8,036,702 | $5,642,276 | $60 | $813,611 | $44,351 |
| Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ... | $311,710 | $8,172,433 | $518,084 | $127,988 | $1,180,584 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ... | $376,400 | $535,184 | $968,638 | $962,093 | $565,874 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ... | $71,047 | $592,006 | $127,533 | $905,453 | $493,869 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ... | $168 | $187,802 | | $27,540 | $42,733 |
| Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ... | $37,848,537 | $22,178,460 | $498,678 | $837,398 | $2,472,245 |
| Total | $119,120,496 | $54,464,247 | $2,207,127 | $3,769,577 | $5,806,859 |
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