Commodity200520062007200820092010
Silica sands & quartz sands, whether or not coloured$43,747$119,470$64,344$244,587$361,362$347,999
Natural sands other than silica & quartz, whether or not coloured, other th ...$20,460$50,679$141,778$41,562$23,346$69,316
Total$64,207$170,149$206,122$286,149$384,708$417,315