Fuente BBC

1. Unique Unique
Audience Audience
(millions), (millions),
Global June 2009 June 2010
Facebook 160.1 239.7
Twitter 34.4 42.6
Orkut 24.9 29.6
LinkedIn 16.3 20.6
MySpace 83.7 62.1
Flickr 28.9 27.1
Bebo 8.9 4.2
Friends Reunited 3.2 -
NB: Global data includes US, UK, France, Germany, Spain, Italy, Switzerland, Brazil and Australia
Source: The Nielsen Company

2. Period: June 2010
US Unique Audience (millions) UK
Facebook 127 Facebook
MySpace 46.5 Twitter
Twitter 19.7 Flickr
Flickr 13.4 MySpace
LinkedIn 11.3 LinkedIn
Australia Unique Audience (millions) Germany
Facebook 8.7 Facebook
MySpace 1.4 VZnet Netzwerke
Twitter 1.3 Stayfriends
Flickr 1.1 Wer-kennt-wen
LinkedIn 0.8 XING
Italy Unique Audience (millions)
Facebook 16.4
MySpace 1.9
Flickr 1.4
Badoo 1
Twitter 0.9
Source: The Nielsen Company, June 2010

3. Unique Audience (millions) Brazil Unique Audience (millions)
24.2 Orkut 28.7
3.7 Facebook 11.6
2.9 Twitter 11.4
2.7 iG Comunidades 5.9
2.1 UOL Comunidades 5
Unique Audience (millions) Spain Unique Audience (millions)
12.8 Facebook 15.2
8.5 Tuenti 6.6
7.7 Flickr 2
5.8 Twitter 1.8
2.6 MySpace 1.7

4. Time Per Person (hh:mm:ss)
June 2009 June 2010
US 4:39:33 6:02:59
UK 5:41:20 6:09:32
Brazil 0:32:24 1:15:53
Australia 4:11:16 7:07:49
Source: The Nielsen Company, June 2010