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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2011 |
| Natural calcium phosphates, nat. aluminium calcium phosphates & phosphatic ... | | $2,865 | $2,548 | $13,083 | $2,841 | $3,405 |
| Natural calcium phosphates, nat. aluminium calcium phosphates & phosphatic ... | $11,394 | | $50,696 | $754,217 | $218,640 | $3,907 |
| Total | $11,394 | $2,865 | $53,244 | $767,300 | $221,481 | $7,312 |
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