|
| Commodity | 2005 | 2007 | 2008 |
| Silica sands & quartz sands, whether or not coloured | $16,459,829 | $30,967,474 | $42,773,694 |
| Natural sands other than silica & quartz, whether or not coloured, other th ... | $1,080,501 | $477,405 | $13,044,999 |
| Total | $17,540,330 | $31,444,879 | $55,818,693 |
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