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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Roller chain of iron/steel | $46,868 | $91,782 | $110,725 | $215,753 | $149,110 | $80,046 |
| Articulated link chain other than roller chain, of iron/steel | $244,811 | $298,994 | $258,383 | $358,382 | $366,695 | $482,492 |
| Parts of articulated link chain of iron/steel | $75,114 | $18,543 | $35,269 | $67,727 | $58,813 | $34,809 |
| Skid chain of iron/steel | $19,827 | $32,651 | $58,762 | $92,802 | $92,199 | $9,826 |
| Stud-link chain of iron/steel | $2,072 | $91,898 | $11,657 | $559 | $23,826 | $5,462 |
| Welded link chain of iron/steel | $51,978 | $63,954 | $68,761 | $101,466 | $51,530 | $80,629 |
| Chain, of iron/steel, n.e.s. in 73.15 | $439,159 | $175,843 | $146,189 | $912,908 | $146,751 | $315,558 |
| Parts of chains (excl. articulated link chain), of iron/steel | $9,093 | $80,842 | $83,662 | $41,693 | $66,606 | $27,837 |
| Total | $888,922 | $854,507 | $773,408 | $1,791,290 | $955,530 | $1,036,659 |
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