Commodity20052006200820102011
Silver (incl. silver plated with gold/platinum), in powder form $4,979  $151
Silver (incl. silver plated with gold/platinum), unwrought  $2,691$18,176 
Silver (incl. silver plated with gold/platinum), in semi-manufactured forms ...$417 $39,965 $15,752
Total$417$4,979$42,656$18,176$15,903