Commodity200520062007200820092010
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$1,499 $9 $2,990$472
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...   $2,070 $4
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$243$1,224$10,547$697$4,360$570
Casing of a kind used in drilling for oil/gas, having circular cross-sectio ...$141$304$421  $13,224
Tubes & pipes (excl. of 7305.11-7305.20), having circular cross-sections, t ...$9,089$28,113$373,062$397,051 $640
Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ...$4$261$911$19,980$4,936$9,356
Total$10,976$29,902$384,950$419,798$12,286$24,266