Overall, 211 million Americans were active online in December 2011 and Nielsen estimated that over 273 million Americans had access to the Internet.

Top 10 Web Brands for December 2011 (U.S., Total) Rank Brand Total Internet Audience (000) Time per Person (hh:mm:ss)
1 Google 173,325 1:36:42
2 Facebook 153,385 6:51:09
3 Yahoo! 144,227 2:17:14
4 MSN/WindowsLive/Bing 128,755 1:28:20
5 YouTube 128,061 1:37:51
6 Microsoft 99,717 0:44:43
7 Amazon 87,920 0:42:10
8 AOL Media Network 84,026 2:51:19
9 Apple 79,118 1:08:28
10 Wikipedia 74,368 0:17:36
Read as: During December 2011, 173.3 million unique U.S. people visited Google’s websites.

Source: Nielsen

Average U.S. Internet Usage for December 2011 Metrics Total
Sessions/Visits per Person 62
Domains Visited per Person 94
Web Page Views per Person 2803
Duration of a Web Page viewed 00:01:00
Online Time per Person 28:06:22
# of People Who Went Online 211,932,000
# of People who had Internet access 273,286,092
Read as: 211 million Americans were active online during December 2011.

Source: Nielsen


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