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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Roller chain of iron/steel | $18,796 | $22,200 | $62,257 | $56,698 | $116,939 | $55,873 | $88,205 |
| Articulated link chain other than roller chain, of iron/steel | $28,967 | $30,250 | $11,594 | $17,339 | $2,897 | $29,036 | $56,673 |
| Parts of articulated link chain of iron/steel | $3,730 | $257 | $1,371 | $6 | | $5,810 | $457 |
| Skid chain of iron/steel | | | | | $22,248 | $11,288 | $4,587 |
| Stud-link chain of iron/steel | | $12,448 | $2,479 | | | | $9,559 |
| Welded link chain of iron/steel | $40,457 | $25,032 | $51,409 | $33,407 | $7,866 | $11,585 | $25,217 |
| Chain, of iron/steel, n.e.s. in 73.15 | $6,048 | $1,449 | $287 | | $452 | | $399 |
| Parts of chains (excl. articulated link chain), of iron/steel | $40,544 | $4,214 | $840 | | | $9,355 | $101 |
| Total | $138,542 | $95,850 | $130,237 | $107,450 | $150,402 | $122,947 | $185,198 |
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