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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $366,832,828 | 585,435,308 | 585,435,308 |
| 2006 | $313,620,528 | 488,035,631 | 477,700,976 |
| 2007 | $453,726,665 | 623,497,761 | 597,768,796 |
| 2008 | $431,546,880 | 526,045,610 | 506,248,550 |
| 2009 | $381,732,126 | 475,000,095 | 450,315,796 |
| 2010 | $363,287,925 | 473,568,095 | 449,137,450 |
Note: Quantity represents Volume in litres
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