Commodity20052007200820092010
Non-electrical arts. of graphite/oth. carbon $447$185$2,499$6,785
Articles cont. magnesite/dolomite/chromite   $2,527 
Articles of stone/of oth. min. subs., n.e.s. (excl. of 6815.10-6815.91)$610$3,770$287 $10,454
Total$610$4,217$472$5,026$17,239