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| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Way-type unit head machines for drilling/boring/milling/threading/tapping b ... | $508 | | | | | |
| Drilling machines other than way-type unit head machines, op. by removing m ... | | | | | | $104 |
| Drilling machines other than way-type unit head machines, op. by removing m ... | | | $5,141 | | $4,119 | $4,610 |
| Milling machines (excl. knee-type) op. by removing metal, other than numeri ... | | $100 | $4,094 | $12,018 | | $8,456 |
| Threading/tapping machines op. by removing metal, n.e.s. in 84.59 | | | | | | $719 |
| Total | $508 | $100 | $9,235 | $12,018 | $4,119 | $13,889 |
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