Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$616,260$636,421$806,207$1,569,707$1,085,564$1,246,102$1,797,413
Natural sands other than silica & quartz, whether or not coloured, other th ...$91,371$70,744$124,086$148,460$44,663$44,368$51,973
Total$707,631$707,165$930,293$1,718,167$1,130,227$1,290,470$1,849,386