Commodity2005200620072008200920102011
Silver ores & concs.  $468,728$1,755,069$1,466,616$1,606,585$2,131,593
Precious metal ores & concs. (excl. silver ores & concs.)$22$3,592     
Total$22$3,592$468,728$1,755,069$1,466,616$1,606,585$2,131,593