Commodity2005200620072008
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$582,103$176,013$252,375$86,058
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel$299$264  
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$254,921$174,301$158,612$58,368
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$117,713$89,730$2,245$183,104
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$1,489 $487$3,560
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ... $80$1,226$1,100
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$1,674,398$473,874$958,011$1,211,967
Total$2,630,923$914,262$1,372,956$1,544,157