Commodity200520072008200920102011
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ... $3,339$30,760   
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...  $77,008   
Line pipe of a kind used for oil/gas pipelines, having circular cross-secti ...$2,636     
Tubes & pipes (e.g., welded/riveted/similarly closed), having circular cros ...  $20,556$3,931$181$18,143
Total$2,636$3,339$128,324$3,931$181$18,143