When it comes to sharing content, 2012 was certainly fascinating. Between the rapid rise of Pinterest, Facebook’s acquisition of Instagram, and Twitter … being Twitter, there’s no shortage of fodder or ways to disseminate information.

Social plug-in AddThis compiled some of the most compelling data about sharing and the growth of various social media for the year. Pinterest, for instance, was the fastest-growing social media site.

Meanwhile, the most shared (that is, talked about) events of the year in social were the U.S. election, Superstorm Sandy, and the London Olympics. This infographic from Add This offers the complete timeline of the year in sharing:

Check out the full infographic: