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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Roller chain of iron/steel | $1,251,623 | $746,204 | $1,111,829 | $688,092 | $748,964 | $1,077,550 | $996,011 |
| Articulated link chain other than roller chain, of iron/steel | $1,850,396 | $2,034,601 | $2,269,414 | $3,562,511 | $2,933,643 | $2,877,704 | $2,910,393 |
| Parts of articulated link chain of iron/steel | $431,895 | $279,810 | $265,820 | $774,168 | $667,289 | $372,745 | $609,940 |
| Skid chain of iron/steel | $13,510 | $17,823 | $251,567 | $33,621 | $63,508 | $16,677 | $75,360 |
| Stud-link chain of iron/steel | $146,084 | $191,581 | $99,022 | $93,741 | $102,081 | $65,325 | $150,170 |
| Welded link chain of iron/steel | $254,493 | $178,811 | $214,795 | $189,910 | $204,356 | $418,920 | $832,370 |
| Chain, of iron/steel, n.e.s. in 73.15 | $1,168,813 | $1,852,121 | $1,604,693 | $1,597,939 | $664,124 | $662,022 | $977,976 |
| Parts of chains (excl. articulated link chain), of iron/steel | $195,681 | $413,849 | $457,618 | $293,187 | $156,411 | $185,183 | $380,401 |
| Total | $5,312,495 | $5,714,800 | $6,274,758 | $7,233,169 | $5,540,376 | $5,676,126 | $6,932,621 |
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