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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $341,848,000 | 9,851,582 | 686,994,752 |
| 2006 | $313,776,000 | 9,258,867 | 630,579,864 |
| 2007 | $279,785,000 | 10,106,059 | 0 |
| 2008 | $291,823,000 | 9,856,079 | 0 |
| 2009 | $248,068,000 | 7,671,399 | 426,086,865 |
| 2010 | $272,933,548 | 8,720,101 | 505,414,417 |
| 2011 | $295,091,755 | 8,744,498 | 486,404,709 |
Note: Quantity represents Number of items
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