Commodity2006200820092011
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... $40 $100,197
Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ...$200   
Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ...  $16,300 
Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ...$14,262 $46,282 
Total$14,462$40$62,582$100,197