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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $149,027,765 | 39,170,730 | 39,170,730 |
| 2006 | $178,718,237 | 35,753,831 | 35,753,831 |
| 2007 | $172,816,448 | 38,627,288 | 38,627,288 |
| 2008 | $180,344,499 | 39,132,261 | 39,132,261 |
| 2009 | $146,681,471 | 39,731,084 | 39,731,084 |
| 2010 | $140,392,372 | 40,044,800 | 40,044,800 |
| 2011 | $149,666,593 | 43,066,473 | 43,066,473 |
Note: Quantity represents Weight in kilograms
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