Websites

Top 10 Global Web Parent Companies
January 2013
RankParentUnique AudienceActive Reach %Time Per Person (HH:MM:SS)
1Google409,135,91290.0%3:52:56
2Microsoft343,750,10275.6%2:04:34
3Facebook322,319,61270.9%6:17:02
4Yahoo!234,056,84851.5%2:36:33
5Wikimedia Foundation176,163,83438.8%0:16:16
6Amazon161,150,28335.5%1:33:40
7eBay145,403,02532.0%1:20:24
8InterActiveCorp134,941,60629.7%0:10:01
9Apple Computer121,280,74326.7%1:52:04
10AOL, Inc.95,654,44521.1%2:49:44
Source: Nielsen

Top 10 US Web Parent Companies
March 2013
RankParentUnique AudienceActive Reach %Time Per Person (HH:MM:SS)
1Google179,969,00083.03:34:16
2Microsoft149,565,00069.01:46:55
3Facebook142,147,00065.66:44:00
4Yahoo!136,376,00062.92:33:53
5Amazon91,085,00042.00:40:07
6AOL, Inc.85,195,00039.32:07:58
7InterActiveCorp81,239,00037.50:13:53
8Wikimedia Foundation77,847,00035.90:23:39
9eBay65,664,00030.31:08:43
10Apple Computer65,251,00030.10:56:04
Source: Nielsen

Top 10 US Online Video Sites
March 2013
RankBrandUnique Viewers
1YouTube135,390,000
2Facebook40,171,000
3VEVO39,122,000
4Yahoo!36,882,000
5AOL Media Network27,732,000
6MSN/WindowsLive/Bing20,581,000
7Perform Group16,787,000
8The CollegeHumor Network14,922,000
9Hulu14,633,000
10Turner Sports & Entertainment Digital Websites14,520,000
Source: Nielsen