Here are six of the best infographics we’ve seen this week.

This time the topics include measuring Facebook and Twitter ROI, the mobile industry in numbers, the state of the blogging world and how marketers are measuring content.

The mobile industry in numbers (VisionMobile

A look at social media values around the globe (Eventbrite

State of the blogging world (Blogging.org

How marketers are measuring content (Pardot

Setting up an online business (Misco

How to determine Facebook and Twitter ROI (InventHelp