Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$272,713$217,053$173,391$98,157$127,373$142,369$218,204
Natural sands other than silica & quartz, whether or not coloured, other th ...$2,622$1,234$7,326$32,889$23,586$42,825$36,528
Total$275,335$218,287$180,717$131,046$150,959$185,194$254,732