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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Natural calcium phosphates, nat. aluminium calcium phosphates & phosphatic ... | $22,471 | $48,246 | $17,485 | $4,098 | $5,702 | $2 |
| Natural calcium phosphates, nat. aluminium calcium phosphates & phosphatic ... | $2,957 | $5,428 | $31 | $8,880 | $251 | $2,695 |
| Total | $25,428 | $53,674 | $17,516 | $12,978 | $5,953 | $2,697 |
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