Commodity2005200620072008200920102011
Base metals/silver, clad with gold, not further worked than semi-manufactur ...$1,007,493$1,128,573$1,542,683$1,836,661$1,341,566$2,725,997$3,432,176
Total$1,007,493$1,128,573$1,542,683$1,836,661$1,341,566$2,725,997$3,432,176