|
| Commodity | 2005 | 2006 | 2007 |
| Non-electrical arts. of graphite/oth. carbon | $3,978,364 | $6,132,819 | $7,764,590 |
| Articles cont. magnesite/dolomite/chromite | $45,547 | $23,694 | $17,298 |
| Articles of stone/of oth. min. subs., n.e.s. (excl. of 6815.10-6815.91) | $8,153 | $122,016 | $412,160 |
| Total | $4,032,064 | $6,278,529 | $8,194,048 |
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