Commodity2005200620072008200920102011
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$3,458,940$75,566$57$29,024$2,388,718$14,682 
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$376,639$72,501$109,243$285,718$250,692$514,175$421,042
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$1,591,612$757,164$516,273$1,753,937$2,040,531$248,795$434,581
Casing of a kind used in drilling for oil/gas, having circular cross-sectio ...$126,925$33,778$487,316$3,357,480$735,190$920,318$786,987
Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ...$1,450,101$3,815,511$4,928,096$4,145,405$869,305$651,334$2,473,319
Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ...$5,947,902$249,777$52,217$1,914,838$1,554,238$435,011$73,582
Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ...$311,187$890,186$299,303$592,621$646,237$654,528$232,688
Total$13,263,306$5,894,483$6,392,505$12,079,023$8,484,911$3,438,843$4,422,199