Commodity200520062007200820092010
Tungsten (wolfram) powders   $591,804$1,058,105$1,305,400
Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01$32,707$22,103$60,228$343,818  
Total$32,707$22,103$60,228$935,622$1,058,105$1,305,400