How many farmers plant GM worldwide?

A record 17.3 million farmers grew GM crops in 2012, up from 16.7 million farmers in 2011.

Worldwide, 170.3 million hectares were planted with GM crops in 28 countries – an 100-fold increase since they were introduced in 1996. This is about the same size as the territories of Spain, Germany, France and the UK combined. 
 
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