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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,548,000 | 1,777,554 | 1,777,554 |
| 2006 | $33,833,000 | 3,634,275 | 3,634,275 |
| 2007 | $23,310,000 | 2,436,678 | 2,436,678 |
| 2008 | $8,369,000 | 973,786 | 973,786 |
| 2009 | $3,485,000 | 321,089 | 321,089 |
| 2010 | $1,285,000 | 120,116 | 120,116 |
| 2011 | $408,000 | 42,802 | 42,802 |
Note: Quantity represents Weight in kilograms
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