Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$11,155$25,548$348$1,799$69,285$318,635$1,261,875
Natural sands other than silica & quartz, whether or not coloured, other th ...$130$1,388$22,009$2,915$106,630$55,253$452,261
Total$11,285$26,936$22,357$4,714$175,915$373,888$1,714,136