Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$793,102$957,981$729,295$1,389,643$542,430$674,084$486,394
Natural sands other than silica & quartz, whether or not coloured, other th ...$56,443$26,070$83,158$90,867$32,097$48,387$53,759
Total$849,545$984,051$812,453$1,480,510$574,527$722,471$540,153