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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $204,173,779 | 11,486,257 | 11,486,257 |
| 2006 | $233,408,114 | 14,676,192 | 14,676,192 |
| 2007 | $316,855,986 | 17,885,853 | 17,885,853 |
| 2008 | $316,350,771 | 14,842,499 | 14,842,499 |
| 2009 | $232,689,516 | 11,999,557 | 11,999,557 |
| 2010 | $259,753,943 | 28,064,564 | 28,064,564 |
Note: Quantity represents Weight in kilograms
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