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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Roller chain of iron/steel | $23,275 | $9,381 | $88 | $12,480 | $13,773 | $32,606 | $79,047 |
| Articulated link chain other than roller chain, of iron/steel | $22,523 | $45,995 | $42,955 | $34,432 | $68,240 | $110,247 | $44,371 |
| Parts of articulated link chain of iron/steel | $162,035 | $29,554 | $28,139 | $13,238 | $3,215 | $27,674 | $6,414 |
| Skid chain of iron/steel | | $684 | $237 | $5,305 | $27,783 | $46,762 | $2,342 |
| Stud-link chain of iron/steel | | | $19,526 | $20,175 | | $6,828 | $26,219 |
| Welded link chain of iron/steel | $28,020 | $1,272 | $22,979 | $3,645 | $14,987 | $45,993 | $8,019 |
| Chain, of iron/steel, n.e.s. in 73.15 | $3,859 | $9,706 | $16,613 | $37,242 | $2,132 | $70,602 | $70,159 |
| Parts of chains (excl. articulated link chain), of iron/steel | $18,671 | $38,546 | $15,601 | $19,904 | $80,699 | $40,741 | $7,678 |
| Total | $258,383 | $135,138 | $146,138 | $146,421 | $210,829 | $381,453 | $244,249 |
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