2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $2,000,000 $4,000,000 $6,000,000 $8,000,000 $10,000,000 $12,000,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,044,909 | 213,707 | 601,035 |
| 2006 | $9,647,937 | 197,107 | 1,668,732 |
| 2007 | $9,738,579 | 400,599 | 2,192,734 |
| 2008 | $7,064,623 | 363,490 | 2,073,141 |
| 2009 | $3,787,638 | 86,217 | 291,799 |
| 2010 | $2,322,932 | 57,596 | 183,478 |
| 2011 | $4,272,820 | 74,828 | 288,794 |
Note: Quantity represents Number of items
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