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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 ... | $246,996 | $96,706 | $61,575 | $516,722 | $404,589 | $143,021 |
| Casing & tubing of a kind used in drilling for oil/gas, of iron/steel | $4,266 | $1,604 | $26,236 | $34,239 | $179,838 | $12,189 |
| Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ... | $1,601,007 | $2,249,302 | $390,707 | $825,169 | $510,296 | $279,221 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ... | $87,841 | $85,632 | $38,120 | $553,508 | $91,336 | $345,631 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ... | $1,012 | $932 | $15,321 | $133,730 | $36,977 | $8,635 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ... | | | $24,626 | $23,957 | $65,455 | $78,952 |
| Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ... | $1,470,242 | $1,427,429 | $349,221 | $675,160 | $718,361 | $798,995 |
| Total | $3,411,364 | $3,861,605 | $905,806 | $2,762,485 | $2,006,852 | $1,666,644 |
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