What is the average number of visitors come to European trade fair?

According trade fair statistics published in UFI, the global association of the world’s leading tradeshow organizers and fairground owners, in 2017, total number of visitors reported 75.9 million, 703,060 exhibitors, and 27.6 million square meters of stand space. Of the registered exhibitions, 31% of fairs were for consumers only, 38% were fairs for trade visitors only, and 31% of fairs were for both the trade visitors and the general public.