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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $342,430,008 | 44,640,779 | 44,640,779 |
| 2006 | $360,696,879 | 45,305,690 | 45,305,690 |
| 2007 | $427,337,780 | 48,563,924 | 48,563,924 |
| 2008 | $529,180,140 | 50,254,974 | 50,254,974 |
| 2009 | $382,431,488 | 36,100,048 | 36,100,048 |
| 2010 | $439,680,876 | 44,840,408 | 44,840,408 |
| 2011 | $543,022,075 | 53,715,107 | 53,715,107 |
Note: Quantity represents Weight in kilograms
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