Pinterest Drives More Traffic to Publishers than Twitter, LinkedIn, Reddit Combined

When it comes to referral traffic from social networks, there's Facebook and Pinterest - and then there's everyone else. Facebook accounted for more than 10% of overall traffic to publishers in September, by far the most of any social network, according to data released Tuesday from Shareaholic, a social plugin service that collects data from 200,000 publishers reaching 250 million monthly unique visitors collectively.