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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Roller chain of iron/steel | $483,703 | $495,264 | $514,134 | $651,997 | $679,052 |
| Articulated link chain other than roller chain, of iron/steel | $624,722 | $703,580 | $930,130 | $1,076,314 | $1,312,714 |
| Parts of articulated link chain of iron/steel | $81,986 | $26,352 | $65,831 | $132,349 | $42,798 |
| Skid chain of iron/steel | | $17,653 | $9,038 | $13,005 | $7,778 |
| Stud-link chain of iron/steel | $25,141 | $109,439 | $36,592 | $1,359 | $4,592 |
| Welded link chain of iron/steel | $130,034 | $126,663 | $131,424 | $230,449 | $156,243 |
| Chain, of iron/steel, n.e.s. in 73.15 | $170,082 | $146,787 | $220,540 | $279,818 | $481,117 |
| Parts of chains (excl. articulated link chain), of iron/steel | $50,782 | $32,005 | $114,767 | $45,077 | $64,404 |
| Total | $1,566,450 | $1,657,743 | $2,022,456 | $2,430,368 | $2,748,698 |
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