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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Roller chain of iron/steel | $1,332 | $2,850 | $96 | $4,280 | $532 | $1,157 |
| Articulated link chain other than roller chain, of iron/steel | $6,355 | $15,456 | $2,702 | $7,671 | $14,765 | $3,759 |
| Parts of articulated link chain of iron/steel | $60 | | | $1,417 | $5,710 | $770 |
| Stud-link chain of iron/steel | $60 | $10 | | | | |
| Welded link chain of iron/steel | $437 | | $2,054 | | $2,602 | $2,719 |
| Chain, of iron/steel, n.e.s. in 73.15 | $411 | $1,489 | $366 | $2,141 | $1,040 | $10,626 |
| Parts of chains (excl. articulated link chain), of iron/steel | $34 | $7 | $136 | | | $1,766 |
| Total | $8,689 | $19,812 | $5,354 | $15,509 | $24,649 | $20,797 |
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