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This visualization by The Guardian, actually made out of real chocolate, depicts the world trade (exports and imports) of chocolate. Between 2010 and 2011, 4.24 million tons of cocoa beans were processed worldwide.
The top cocoa bean producers are: Ivory Coast, Ghana, Indonesia, Nigeria, Cameroon, Brazil, and Ecuador, among others. The top importers include: Netherlands, the United States, Germany, Malaysia, Belgium, France, the UK, and Spain.
For a list of the top global confectionery companies, visit: International Cocoa Organization: The Chocolate Industry