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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Roller chain of iron/steel | $806 | $4,990 | $27,822 | $858 | | $2,405 |
| Articulated link chain other than roller chain, of iron/steel | $13,570 | $36,287 | $24,501 | $23,130 | $5,496 | $2,732 |
| Parts of articulated link chain of iron/steel | $1,005 | $2,130 | $58 | | | $40 |
| Skid chain of iron/steel | $2,679 | | | | | $1,128 |
| Stud-link chain of iron/steel | $1,433 | | | $480 | | |
| Welded link chain of iron/steel | $17,452 | $17,972 | $16,854 | $108 | | $13 |
| Chain, of iron/steel, n.e.s. in 73.15 | $70,910 | $23,153 | $15,665 | $2,312 | $4,614 | $122,239 |
| Parts of chains (excl. articulated link chain), of iron/steel | $19,757 | $10,617 | $18,687 | $5 | | $1,413 |
| Total | $127,612 | $95,149 | $103,587 | $26,893 | $10,110 | $129,970 |
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