Commodity2005200720082010
Zinc, not alloyed, unwrought, cont. by wt. 99.99%/more of zinc $1,970$14,311 
Zinc, not alloyed, unwrought, cont. by wt. <99.99% of zinc   $82
Zinc alloys, unwrought$84$474  
Total$84$2,444$14,311$82