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Social Networking Stats: #RLTM Scoreboard; Facebook Ad Costs Highest In Russia

The Realtime Report

Foursquare: over 20 million users. via Foursquare. By comparison, social media mega-user Brazil is a bargain at a CPC of only 20 cents. Google Plus: 170 million “people who have upgraded” via Google. Tumblr: 62 million blogs. via Tumblr. Instagram: 50 million users. Tagged: 20 million unique monthly users.

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