The Mobile Marketing Association has partnered with comScore to provide a series of valuable mobile insight reports for 2013. The Mobile Barometer contains audience measures for a range of mobile activity with trends in device ownership and platform share broken down by age and gender. This quarterly report is free to download and covers the five biggest mobile markets in Europe respectively - UK, France, Germany, Spain and Italy. Aimed at professionals working across the mobile value chain the report with summary charts is a handy companion for executives to understand their target market better.