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DENVER, CO - MARCH 11: A sample of marijuana is in a jar, for customer to look at and smell, at Euflora Dispensary in Denver, March 11, 2015. Colorado pot sales soar to record in January, bringing $2.3 million for schools. Around $36.4 million of recreational marijuana was sold this January compared to about $14.69 million sold the same month last year. (Photo by RJ Sangosti/The Denver Post via Getty Images)