Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured$134,111$85,587$154,726$103,471$89,169$164,435$288,315
Natural sands other than silica & quartz, whether or not coloured, other th ...$33,284$19,393$16,210$11,219$18,860$3,120$1,883
Total$167,395$104,980$170,936$114,690$108,029$167,555$290,198