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U.S. Web Usage and Traffic, December 2003

  |  January 27, 2004   |  Comments

Nielsen//NetRatings and comScore Media Metrix examined where U.S. Internet users were going and how long they were staying during December 2003.

Nielsen//NetRatings and comScore Media Metrix examined where U.S. Internet users were going and how long they were staying during December 2003. While there were much fewer at-work users than there were at home, the working Internet population spent more time online and surfing.

Average Web Usage, U.S., December 2003
Home Work
Number of Sessions/Visits Per Person 31 63
Number of Domains Visited Per Person 55 99
PC Time Per Person 27:00:53 72:27:48
Duration of a Web Page Viewed 00:00:55 00:00:59
Active Digital Media Universe 132,151,758 47,180,918
Current Digital Media Universe Estimate 186,494,767 51,273,980
Source: Nielsen//NetRatings

According to the traffic measurements, Yahoo and Microsoft were among the sites that garnered the most unique visitors, with users spending considerably more time at sites belonging to the Time Warner Network, such as America Online.

Top Properties of December 2003 U.S., Home, Work and University
Property Unique
Visitors
(000)
Total Internet Users 152,109
Yahoo Sites 111,271
Time Warner Network 110,471
MSN-Microsoft Sites 110,021
Ebay 69,169
Google Sites 61,501
Terra Lycos 52,080
Amazon Sites 45,725
About/Primedia 42,601
Excite Network 25,119
CNET Networks 25,075
Walt Disney Internet Group (WDIG) 25,072
Viacom Online 24,730
AmericanGreetings Property 24,422
Weather Channel, The 23,786
Real.com Network 22,252
Verizon Communications Corporation 22,090
Wal-Mart 21,429
Shopping.com Sites 21,314
Symantec 19,888
AT&T Properties 17,535
InfoSpace Network 17,268
Monster Property 17,259
EA Online 16,795
SBC Communications 16,498
Sony Online 16,475
Source: comScore Media Metrix

Top Parent Companies for December 2003, U.S., Home
Parent Unique
Audience
(000)
Time Per
Person
(hr:min:sec)
Microsoft 87,322 01:31:43
Time Warner 77,981 04:01:58
Yahoo 75,639 01:45:42
Google 41,561 00:16:01
eBay 39,424 01:21:52
Amazon 27,557 00:20:33
United States Government 26,172 00:16:00
RealNetworks 24,097 00:25:43
Terra Lycos 23,364 00:08:30
About-Primedia 20,148 00:08:59
te: Parent company is a consolidation of multiple domains and URLs owned by a single entity.
Source: Nielsen//NetRatings

Top Parent Companies for December 2003, U.S., Work
Parent Unique
Audience
(000)
Time Per
Person
(hr:min:sec)
Microsoft 41,267 02:01:40
Yahoo 35,031 02:29:23
Time Warner 33,038 05:01:08
Google 25,391 00:30:12
United States Government 22,470 00:24:16
eBay 21,154 01:23:59
Amazon 18,826 00:26:28
InterActiveCorp 14,262 00:23:14
RealNetworks 13,711 00:43:49
Terra Lycos 13,003 00:10:51
Note: Parent company is a consolidation of multiple domains
and URLs owned by a single entity.
Source: Nielsen//NetRatings

Definitions:

Number of Sessions per Month: The average number of computer sessions per person for the specified reporting period. A session consists of Web sessions and/or any period of time spent using computer applications.

Number of Unique Domains Visited: An average of the total number of unique domains visited per person for the specified reporting period.

Page Views per Month: The total number of times a Web page has been requested by a user. Page views are counted only when they fully load into the user's browser window. Pages accessed from the user's local cache are included in page view counts. Unique pages will be counted each time they are requested.

Page Views per Surfing Session: Average number of Web pages viewed per person per Web session for the specified reporting period.

Time Spent per Month: Average time spent during active computer sessions per person for the specified reporting period.

Time Spent During Surfing Session: Average time spent per person during an active computer session for the specified reporting period.

Duration of a Page Viewed: Average duration of time that a Web page was viewed per person over the specified reporting period.

Internet Universe: The Nielsen//NetRatings Internet universe is defined as all members, 2 years of age or older, of households that currently have access to the Internet from a personal computer.

Active Internet Universe: People that have used a computer capable of connecting to the Internet AND visited a Web site and/or launched any computer file tracked by Nielsen//NetRatings' applications metering module.

Current Internet Universe Estimate: People over the age of 2 that have access to the Internet from a personal computer at home; includes active and non-active persons in the household.

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