Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$17,672,934$14,391,248$13,041,911$31,452,883$50,758,357$22,583,264$24,371,732
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel$49,354,097$20,378,844$16,236,003$5,112,574$8,215,112$3,550,224$5,405,817
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$179,671,813$205,700,390$239,357,366$240,690,855$117,671,708$169,917,383$218,527,027
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$98,637,057$123,208,911$159,886,534$161,514,659$95,673,571$112,204,388$143,813,053
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$8,965,949$5,954,762$10,513,796$11,947,593$6,277,145$15,850,700$17,095,465
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$157,844,618$202,416,046$229,047,360$259,422,619$105,213,910$167,217,826$222,673,766
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$27,241,023$40,371,899$50,683,563$40,176,080$28,978,614$31,143,440$39,032,546
Total$539,387,491$612,422,100$718,766,533$750,317,263$412,788,417$522,467,225$670,919,406