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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Roller chain of iron/steel | $89,307 | $202,827 | $58,480 | $145,789 | $212,010 | $242,284 |
| Articulated link chain other than roller chain, of iron/steel | $104,162 | $104,833 | $83,031 | $84,692 | $130,370 | $86,794 |
| Parts of articulated link chain of iron/steel | $28,663 | $32,547 | $58,096 | $65,110 | $77,470 | $57,025 |
| Skid chain of iron/steel | | | | $277 | | |
| Stud-link chain of iron/steel | $39 | $2,838 | $1,929 | $1,333 | $5,977 | $3,186 |
| Welded link chain of iron/steel | $8,945 | $12,230 | $9,644 | $8,511 | $28,096 | $32,915 |
| Chain, of iron/steel, n.e.s. in 73.15 | $32,565 | $38,427 | $50,696 | $27,875 | $26,808 | $24,964 |
| Parts of chains (excl. articulated link chain), of iron/steel | $2,674 | $8,035 | $13,555 | $11,259 | $1,828 | $16,551 |
| Total | $266,355 | $401,737 | $275,431 | $344,846 | $482,559 | $463,719 |
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