TNS Political & Social - 2014
Political & Social network in the 28 Member States of the European Union between 3 and 23 June 2014. Some 13,128 respondents … Eurobarometer Unit). A technical note on the manner in which interviews were conducted by the Institutes within the TNS Political … some point in their lifetime, with cannabis the most commonly used substance.
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This survey was carried out by TNS …