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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Roller chain of iron/steel | $2,237,000 | $2,130,000 | $1,865,000 | $2,330,000 | $2,189,000 | $2,049,000 | $2,067,000 |
| Articulated link chain other than roller chain, of iron/steel | $967,000 | $1,446,000 | $1,771,000 | $1,480,000 | $1,463,000 | $2,154,000 | $2,365,000 |
| Parts of articulated link chain of iron/steel | $434,000 | $544,000 | $461,000 | $850,000 | $501,000 | $608,000 | $508,000 |
| Skid chain of iron/steel | $25,000 | $57,000 | $8,000 | $41,000 | $57,000 | $29,000 | $16,000 |
| Stud-link chain of iron/steel | $882,000 | $704,000 | $132,000 | $315,000 | $140,000 | $288,000 | $619,000 |
| Welded link chain of iron/steel | $537,000 | $762,000 | $787,000 | $847,000 | $690,000 | $666,000 | $1,219,000 |
| Chain, of iron/steel, n.e.s. in 73.15 | $810,000 | $1,197,000 | $1,245,000 | $1,255,000 | $830,000 | $1,265,000 | $1,249,000 |
| Parts of chains (excl. articulated link chain), of iron/steel | $921,000 | $1,656,000 | $384,000 | $449,000 | $444,000 | $485,000 | $627,000 |
| Total | $6,813,000 | $8,496,000 | $6,653,000 | $7,567,000 | $6,314,000 | $7,544,000 | $8,670,000 |
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