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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 ... | $6,024 | $16,234 | $310,586 | $655,857 | $58,387 | $56,415 |
| Casing & tubing of a kind used in drilling for oil/gas, of iron/steel | | $24,589 | $133 | $135,638 | $114,549 | $6,395 |
| Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ... | $1,710,916 | $4,681,733 | $3,781,833 | $1,466,216 | $3,227,630 | $2,289,754 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ... | $4,828,139 | $4,866,197 | $6,696,943 | $9,168,371 | $6,832,334 | $8,092,073 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ... | $59,960 | $5,022,299 | $735,601 | $179,005 | $1,665,622 | $710,405 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ... | $1,211,931 | $1,333,288 | $1,862,942 | $2,180,405 | $4,422,690 | $2,260,081 |
| Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ... | $613,148 | $967,320 | $7,417,585 | $2,204,320 | $1,781,102 | $1,640,815 |
| Total | $8,430,118 | $16,911,660 | $20,805,623 | $15,989,812 | $18,102,314 | $15,055,938 |
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