Data was collected in collaboration with Kantar TNS in Q2 and Q3 2017. Kantar TNS is one of the world’s largest research agencies with experts in over 80 countries. With expertise in innovation, brands and customer experience, we help our clients identify, optimise and activate the moments that matter to drive growth for their business. Kantar TNS UK is part of Kantar, one of the world’s leading data, insight and consultancy companies. Find out more at"

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