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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Roller chain of iron/steel | $11,961 | $10,627 | $21,929 | $17,751 | $57,270 | $56,565 | $24,370 |
| Articulated link chain other than roller chain, of iron/steel | $151,229 | $112,701 | $158,761 | $510,316 | $183,953 | $100,593 | $320,364 |
| Parts of articulated link chain of iron/steel | $652 | $38,389 | $32,942 | $55,731 | $15,583 | $4,540 | $1,352 |
| Skid chain of iron/steel | $106,138 | $11,591 | $711 | $38,282 | $28,954 | $7,586 | $6,602 |
| Stud-link chain of iron/steel | $12,557 | $8,755 | $9,848 | $28,052 | $19,849 | $17,829 | $4,993 |
| Welded link chain of iron/steel | | $420 | $12,313 | $42,139 | $16,896 | $24,312 | $15,046 |
| Chain, of iron/steel, n.e.s. in 73.15 | $31,332 | $41,194 | $103,888 | $329,944 | $70,711 | $102,646 | $54,692 |
| Parts of chains (excl. articulated link chain), of iron/steel | $20,888 | $30,972 | $6,829 | $8,069 | $11,926 | $18,848 | $14,579 |
| Total | $334,757 | $254,649 | $347,221 | $1,030,284 | $405,142 | $332,919 | $441,998 |
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