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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $159,686,287 | 81,436,819 | 81,436,819 |
| 2006 | $148,666,922 | 63,747,718 | 63,747,718 |
| 2007 | $149,022,075 | 55,476,241 | 55,476,241 |
| 2008 | $211,185,904 | 93,076,101 | 93,076,101 |
| 2009 | $149,990,817 | 55,211,715 | 55,211,715 |
| 2010 | $200,583,989 | 66,165,331 | 66,165,331 |
| 2011 | $214,735,053 | 60,012,178 | 60,012,178 |
Note: Quantity represents Weight in kilograms
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