Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$33,660,846$41,167,371$43,113,638$54,342,273$42,327,914$66,615,745$81,846,870
Natural sands other than silica & quartz, whether or not coloured, other th ...$5,067,187$4,084,769$3,526,945$4,479,834$2,758,640$2,194,061$3,248,260
Total$38,728,033$45,252,140$46,640,583$58,822,107$45,086,554$68,809,806$85,095,130