Social Interaction Report in Google Analytics and Webmaster Tools

Social Engagement Tracking : Track the Impact of Tweets, Facebook Likes and +1s.

1. Google Webmaster Tools +1 metrics: Can show you how the +1 button affects the traffic coming to your pages

Search Impact report

Activity Report

Audience Report

2. Google’s Social Plugin Tracking tool for Google Analytics: Set up Analytics tracking for your social sharing

Social Engagement Report

Social Actions Report

Social Pages Report