The estimated percentage of age group in the top 10 social media websites...

The estimated percentage of age group and Male/Female using the popular social media websites.....

Facebook
Estimated US People 91.2M

Youtube
Estimated US People 71.3M

Myspace
Estimated US People 63M

Twitter
Estimated US People 21.9M

Flickr
Estimated US People 21.8M

Blogger
Estimated US People 16.6M

Digg
Estimated US People 12.4M

Reddit
Estimated US People 1.3M

Stumbleupon
Estimated US People 822K

Orkut
Estimated US People 445.3K

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