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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Roller chain of iron/steel | $3,974 | $154 | $781 | $4,299 | $4,049 | $711 |
| Articulated link chain other than roller chain, of iron/steel | | | $30 | $1,307 | | |
| Parts of articulated link chain of iron/steel | $218 | | | | | |
| Stud-link chain of iron/steel | $5,305 | $26,506 | $754 | $935 | | |
| Welded link chain of iron/steel | | $1,511 | | | $3,492 | |
| Chain, of iron/steel, n.e.s. in 73.15 | $7,027 | $2,976 | $2,658 | $8,767 | $7,448 | $8,300 |
| Parts of chains (excl. articulated link chain), of iron/steel | $250 | | | | | |
| Total | $16,774 | $31,147 | $4,223 | $15,308 | $14,989 | $9,011 |
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