Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$126,270$26,115$129,634$181,439$73,309$71,973$55,887
Natural sands other than silica & quartz, whether or not coloured, other th ...$25,380$24,148$29,582$27,714$39,472$23,009$59,674
Total$151,650$50,263$159,216$209,153$112,781$94,982$115,561