Social Network Stats of the Week: #RLTM Scoreboard

The #RLTM Scoreboard:  Social Network Stats for the Week

Facebook: over 800 million users via Facebook
Twitter: over 200 million users via ReadWriteWeb
Renren: over 170 million users via iResearch iUser Tracker
Qzone: 480 million users via Wikipedia
Sina Weibo: over 140 million users via SINA Corporation
LinkedIn: 120 million members via LinkedIn
Groupon: 115 million subscribers via Reuters
Google Plus: over 40 million users via Google
Tumblr: 30 million blogs via Tumblr
Foursquare: 14 million users via Foursquare

Please email marissa@modernmediapartners.com if you have additional updates, or a social network that you feel should be on the list.