Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$34,400,889$26,480,382$28,482,408$49,149,474$32,923,307$11,721,153$13,266,366
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel$4,088,029$684,004$3,684,644$4,489,065$2,572,935$1,850,182$535,873
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$84,797,637$103,984,749$169,101,113$176,517,932$73,535,459$77,568,052$108,726,753
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$37,573,849$49,492,120$59,398,776$63,715,665$39,116,580$43,921,944$63,058,760
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$452,705$3,200,375$4,968,428$561,555$554,437$636,018$933,139
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$120,490,899$121,117,574$174,524,648$227,040,709$99,289,153$102,168,643$116,630,918
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$12,938,592$33,302,023$22,193,615$22,006,996$12,038,499$21,053,673$16,871,983
Total$294,742,600$338,261,227$462,353,632$543,481,396$260,030,370$258,919,665$320,023,792