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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Roller chain of iron/steel | $3,916 | | $2,393 | $9,652 | $116 | $7,296 |
| Articulated link chain other than roller chain, of iron/steel | $40,243 | $6,911 | $24,174 | $28,318 | $29,142 | $53,826 |
| Parts of articulated link chain of iron/steel | | | | | $119 | $63 |
| Skid chain of iron/steel | $43,913 | $7,080 | | | | |
| Stud-link chain of iron/steel | | | $396 | | $3,980 | |
| Welded link chain of iron/steel | | | | $42,746 | $3,669 | $3,517 |
| Chain, of iron/steel, n.e.s. in 73.15 | $612 | $14,228 | $120 | $19,913 | $8,350 | $88,859 |
| Parts of chains (excl. articulated link chain), of iron/steel | | | | | $2,083 | |
| Total | $88,684 | $28,219 | $27,083 | $100,629 | $47,459 | $153,561 |
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