Commodity2005200620072008200920102011
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$2,646   $1,698$32,575$3,695
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$242,147$29,860$963$71,548$12,015$109,115$478,244
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$349,038$4,802$733   $837
Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ...$423,600$153,246$37,976$485,534$47,032$673,602$1,175,966
Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ...$6,784$4,644$3,024$16,085$33,590$14,565 
Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ...$2,137 $5,091$2,611$65,676$89,160$544,076
Total$1,026,352$192,552$47,787$575,778$160,011$919,017$2,202,818