Commodity200520062007200820092010
Silica sands & quartz sands, whether or not coloured$216,553$274,008$261,741$237,472$230,078$260,974
Natural sands other than silica & quartz, whether or not coloured, other th ...$26,916$42,199$50,131$42,540$21,992$68,843
Total$243,469$316,207$311,872$280,012$252,070$329,817