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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Non-electrical arts. of graphite/oth. carbon | $3,937,961 | $4,747,448 | $7,168,888 | $9,132,811 | $15,303,912 | $5,772,973 | $12,143,123 |
| Articles of peat | $91,777 | | | | $113,697 | $84,331 | $204,554 |
| Articles cont. magnesite/dolomite/chromite | $5,471,104 | $3,768,383 | $2,447,863 | $892,694 | $6,646 | $7,265 | $48,282 |
| Articles of stone/of oth. min. subs., n.e.s. (excl. of 6815.10-6815.91) | $1,063,643 | $1,057,285 | $4,786,129 | $8,608,134 | $3,511,856 | $5,493,501 | $5,123,924 |
| Total | $10,564,485 | $9,573,116 | $14,402,880 | $18,633,639 | $18,936,111 | $11,358,070 | $17,519,883 |
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