Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$196,297$459,399$396,303$375,613$296,322$363,332$285,284
Natural sands other than silica & quartz, whether or not coloured, other th ...$92,686$32,291$451,739$77,966$91,901$55,870$74,938
Total$288,983$491,690$848,042$453,579$388,223$419,202$360,222