Commodity2005200620072008200920102011
Silica sands & quartz sands, whether or not coloured $1,943$35$10$1,402$16,312$996
Natural sands other than silica & quartz, whether or not coloured, other th ...$17,640$49,021$24,173$330,268$5,099,397$2,647,651$1,281,979
Total$17,640$50,964$24,208$330,278$5,100,799$2,663,963$1,282,975