Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$14,141$108,971$82,716$182,945$111,920$227,794$1,221
Natural sands other than silica & quartz, whether or not coloured, other th ...$48,008$39,418$8,418$8,025$24,544$352,543$219,699
Total$62,149$148,389$91,134$190,970$136,464$580,337$220,920