2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $1,000,000 $2,000,000 $3,000,000 $4,000,000 $5,000,000 $6,000,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $928,271 | 359,105 | 359,105 |
| 2006 | $2,749,495 | 914,625 | 914,625 |
| 2007 | $1,754,416 | 550,574 | 550,574 |
| 2008 | $4,839,661 | 1,436,074 | 1,436,074 |
| 2009 | $2,351,190 | 869,690 | 869,690 |
| 2010 | $4,665,850 | 1,482,317 | 1,482,317 |
| 2011 | $5,007,083 | 1,648,029 | 1,648,029 |
Note: Quantity represents Weight in kilograms
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