Main variables;Total E.1 % of enterprises that use Social Media (1) (1);35.29 E.1.A % of enterprises that use Social Media networks (Facebook, LinkedIn, Tuenti, Google+, Xing, Viadeo, Yammer, ...) (2);93.98 E.1.B % of enterprises that use company blogs or microblogs (Twitter, Present-ly, Blogger, Typepad, ...) (2);24.49 E.1.C % of enterprises that use websites that share multimedia content (Youtube, Flickr, SlideShare, Instagram,...) (2);33.73 E.1.D % of enterprises using wiki-based knowledge sharing tools (2);7.26