Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$343,095$417,134$2,146,402$3,399,848$2,442,929$4,886,947$6,510,011
Natural sands other than silica & quartz, whether or not coloured, other th ...$646,981$788,832$876,579$1,047,879$798,581$1,442,589$491,321
Total$990,076$1,205,966$3,022,981$4,447,727$3,241,510$6,329,536$7,001,332