Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$28,174$94,399$31,142$452,102$203,093$32,952$50,523
Natural sands other than silica & quartz, whether or not coloured, other th ...$97,495$96,470$59,107$50,512$10,836$59,534$133,276
Total$125,669$190,869$90,249$502,614$213,929$92,486$183,799