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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $200,832,334 | 104,671,067 | 104,671,067 |
| 2006 | $249,192,107 | 120,776,994 | 120,776,994 |
| 2007 | $270,387,596 | 126,650,312 | 126,650,312 |
| 2008 | $330,638,353 | 131,067,051 | 131,067,051 |
| 2009 | $275,764,731 | 127,359,808 | 127,359,808 |
| 2010 | $362,404,473 | 149,307,266 | 149,307,266 |
| 2011 | $415,892,527 | 157,352,631 | 157,352,631 |
Note: Quantity represents Weight in kilograms
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