|
| Commodity | 2005 | 2006 | 2007 | 2009 |
| Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ... | $82,902 | $35,211 | $156,804 | $81,697 |
| Casing & tubing of a kind used in drilling for oil/gas, of iron/steel | | $2,794 | $31,945 | $77,603 |
| Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ... | $5,496,672 | $598,305 | $6,166,371 | $8,434,968 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ... | $360,720 | $260,858 | $1,576,159 | $1,155,013 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ... | $1,153,464 | $637,313 | $557,876 | $3,257,556 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ... | $2,778,410 | $959,567 | $5,566,364 | $5,258,228 |
| Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ... | $4,678,450 | $3,036,846 | $6,358,994 | $3,125,434 |
| Total | $14,550,618 | $5,530,894 | $20,414,513 | $21,390,499 |
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