Here’s a round up of some of the best infographics we’ve seen this week.

Topics include social customer service, Euro 2012 on Twitter, a look the size of the SEO industry and seven steps to calculating social media ROI.

Social Customer Service (Bluewolf)

Euro 2012 Twitter chatter (The Score)

How Big is The SEO Industry? (Blue Caribu)

State of Create UK (Adobe)

Are You a Connected Consumer? (Lemon)

Seven Steps to Calculating the ROI of Your Social Media (Ignite Social Media)