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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Natural calcium phosphates, nat. aluminium calcium phosphates & phosphatic ... | $1,019 | $1,470 | $39,091 | $2,791 | $10,097 | $4,052 |
| Natural calcium phosphates, nat. aluminium calcium phosphates & phosphatic ... | $8,981 | $14,176 | $187 | $2,610 | $2,903 | $3,089 |
| Total | $10,000 | $15,646 | $39,278 | $5,401 | $13,000 | $7,141 |
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