|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 |
| Silica sands & quartz sands, whether or not coloured | $6,390 | $4,159 | $49,677 | | $40,918 |
| Natural sands other than silica & quartz, whether or not coloured, other th ... | | $1,585 | $1,564 | $6,767 | $28,361 |
| Total | $6,390 | $5,744 | $51,241 | $6,767 | $69,279 |
|
|
