18. Age in top 20 countries Credits: Amodiovalerio Verde
19. Thankyou Source: Facebook’s Ad Platform Compiled on: 15-01-2011 Compiledby: Amodiovalerio Verdeamodiovalerio.verde@gmail.com Fullsizeinfograph (2000x4000) available on: http://wp.me/p1ioD7-q Licence: CC-BY-NC