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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $28,865,369 | 120,215,273 | 120,215,273 |
| 2006 | $36,243,051 | 165,122,886 | 165,122,886 |
| 2007 | $38,385,695 | 124,759,946 | 124,759,946 |
| 2008 | $26,060,797 | 122,469,693 | 122,469,693 |
| 2009 | $162,325,600 | 178,024,540 | 178,024,540 |
| 2010 | $176,623,012 | 227,170,521 | 227,170,521 |
| 2011 | $164,276,962 | 226,528,992 | 226,528,992 |
Note: Quantity represents Weight in kilograms
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