In a recent study done by Lijit, AddThis was shown to be #6 in a list of the top 50 tools used by publishers. These included tools for analytics, social networking, micro-blogging, bookmarking, etc.
AddThis hung out at the top with the likes of Facebook, Google and Twitter.
Thanks to all the publishers and our wonderful community for using AddThis! We continually strive to make a great product and hope that you find it an integral part of your online social solutions.