In 2011 and then again in 2012, 2,000 social media users aged 12 to 64 were asked which social media products they use.
Kleiner Perkins partner Mary Meeker made a chart out of their responses.
It shows that YouTube, Twitter, Googe+, Linkedin, Pinterest, MySpace, Instagram, Tumblr, and Foursquare all gained users between the two years.
The only social media product that did not?
When asked to address this data at the D Conference this week, Facebook COO Sheryl Sandberg said, “We’re the leaders in a growing market.”
She said people are "using Tumblr more. They’re using Twitter more,” but that “they continue to be active and engaged Facebook users.”
“We don’t think it’s a zero-sum game.”
But is it?
Here's the chart:
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