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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $487,186,605 | 7,998,004 | 50,123,199 |
| 2006 | $530,723,643 | 8,619,188 | 52,827,093 |
| 2007 | $633,619,644 | 9,832,241 | 66,466,095 |
| 2008 | $736,000,134 | 10,821,076 | 65,080,412 |
| 2009 | $602,531,902 | 8,905,844 | 56,049,884 |
| 2010 | $738,421,929 | 10,509,552 | 78,508,559 |
| 2011 | $874,657,975 | 10,749,829 | 83,809,878 |
Note: Quantity represents Number of items
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