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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 ... | $601,445 | $391,234 | $37,293 | $27,678 | $14,681 | $118,364 |
| Casing & tubing of a kind used in drilling for oil/gas, of iron/steel | | $243,020 | | $1,582 | | |
| Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ... | $159,545 | $863,741 | $1,142,476 | $1,515,126 | $341,928 | $416,382 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ... | $374,747 | $221,877 | $1,018,901 | $293,415 | $283,443 | $251,220 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ... | $36,344 | $28,710 | $19,245 | $6,201 | $79,216 | $38,029 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ... | $1,340,999 | $790,463 | $1,131,739 | $1,331,161 | $652,547 | $943,114 |
| Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ... | $395,073 | $270,427 | $614,303 | $611,463 | $368,457 | $8,348,429 |
| Total | $2,908,153 | $2,809,472 | $3,963,957 | $3,786,626 | $1,740,272 | $10,115,538 |
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