Commodity2005200620072008200920102011
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$3,000$4,376$156,994$32,693$20,530$152,081$5,266
Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ...$9,000$1,923 $94,837 $17,726$4,512
Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ...  $2,501$12,840$155,589$336,318$7,649
Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ...$23,000$3,355$95,412$63,457$79,474$60,408$53,995
Total$35,000$9,654$254,907$203,827$255,593$566,533$71,422