|
| Commodity | 2006 | 2007 | 2008 | 2010 | 2011 |
| Silica sands & quartz sands, whether or not coloured | | | | $5,600 | $319 |
| Natural sands other than silica & quartz, whether or not coloured, other th ... | $5,966 | $13,526 | $1,130 | $50 | $580 |
| Total | $5,966 | $13,526 | $1,130 | $5,650 | $899 |
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