Europe’s online market grew 14.5% year-on-year and is now valued at €20.9 billion. By comparison, the overall European advertising market – excluding online – grew at just 0.8%. According to IAB Europe's annual AdEx Benchmark survey, one in five advertising euros in Europe is now spent online. Video is commanding a significant and growing share of spend with sound and measurable results. The explosion of big data is also enhancing targeted advertising capabilities and improving monetisation of publishers' inventory.