Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured $1,495$3,523$2,338$1,253$2,619$4,906,884
Natural sands other than silica & quartz, whether or not coloured, other th ...$431$1,865$1,015$17,222$7,700$101$172
Total$431$3,360$4,538$19,560$8,953$2,720$4,907,056