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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Silica sands & quartz sands, whether or not coloured | $1,255,747 | $2,993,677 | $5,207,924 | $5,916,327 | $5,057,233 | $7,830,536 | $12,451,752 |
| Natural sands other than silica & quartz, whether or not coloured, other th ... | $826,662 | $4,493,786 | $5,807,532 | $6,454,043 | $4,694,613 | $557,053 | $355,029 |
| Total | $2,082,409 | $7,487,463 | $11,015,456 | $12,370,370 | $9,751,846 | $8,387,589 | $12,806,781 |
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