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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 ... | $797,213 | $4,102,697 | $2,515,528 | $5,860,307 | $1,918,251 | $799,073 |
| Casing & tubing of a kind used in drilling for oil/gas, of iron/steel | $1,571,803 | $352,595 | $75,097 | $246,046 | $138,302 | $548,249 |
| Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ... | $106,638 | $32,460 | $42,987 | $57,564 | $45,725 | $24,936 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ... | $16,366 | $6,808 | | $513 | | $100 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ... | $3,349 | $16,118 | | | $79,353 | |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ... | $20,539 | $3,957 | $4,022 | $810 | $1,752 | |
| Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ... | $7,835,754 | $532,511 | $128,598 | $227,683 | $167,172 | $400,286 |
| Total | $10,351,662 | $5,047,146 | $2,766,232 | $6,392,923 | $2,350,555 | $1,772,644 |
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