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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Line pipe, seamless, of iron (excl. cast iron)/steel, of a kind used for oi ... | $139,022,897 | $176,703,785 | $330,786,636 | $415,072,765 | $257,113,740 | $267,132,299 | $399,213,429 |
| Tubes, pipes & hollow profiles (excl. of 7304.10-7304.29), seamless, of cir ... | $18,670,668 | $20,012,954 | $23,928,233 | $22,021,327 | $19,303,029 | $16,459,491 | $48,963,558 |
| Tubes, pipes & hollow profiles (excl. of 7304.10-7304.31), seamless, of cir ... | $125,670,348 | $131,724,094 | $177,646,552 | $236,774,797 | $150,732,150 | $158,435,537 | $215,479,670 |
| Tubes, pipes & hollow profiles (excl. of 7304.10-7304.39), seamless, of cir ... | $42,292,052 | $74,733,482 | $127,693,140 | $118,940,915 | $57,511,614 | $66,408,275 | $130,622,684 |
| Tubes, pipes & hollow profiles (excl. of 7304.10-7304.39), seamless, of cir ... | $78,652,769 | $112,739,776 | $168,424,505 | $172,818,805 | $123,034,637 | $145,166,294 | $185,521,806 |
| Tubes, pipes & hollow profiles (excl. of 7304.10-7304.49), seamless, of cir ... | $10,724,582 | $9,183,414 | $8,214,745 | $14,433,393 | $20,741,749 | $24,893,917 | $25,389,837 |
| Tubes, pipes & hollow profiles (excl. of 7304.10-7304.49), seamless, of cir ... | $116,274,983 | $138,246,506 | $170,392,702 | $315,945,697 | $262,728,501 | $234,427,040 | $348,645,067 |
| Tubes, pipes & hollow profiles (excl. of 7304.10-7304.59), seamless, of iro ... | $60,814,140 | $89,968,083 | $116,749,672 | $132,746,815 | $123,068,908 | $110,759,597 | $125,709,542 |
| Total | $592,122,439 | $753,312,094 | $1,123,836,185 | $1,428,754,514 | $1,014,234,328 | $1,023,682,450 | $1,479,545,593 |
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