RESTON, Va., Dec 21, 2007 /PRNewswire-FirstCall via COMTEX News Network/ -- comScore, Inc. (Nasdaq: SCOR), a leader in measuring the digital world, today released its monthly comScore qSearch analysis of the search marketplace. Among core search engines in November 2007, Google Sites remained the top search property with 5.9 billion core searches conducted, representing a 58.6-percent share of the search market.

November U.S. Core Search Rankings

In November, Google Sites share of core searches stood at 58.6 percent, virtually the same level as in October. Yahoo! Sites ranked second with 22.4 percent, followed by Microsoft Sites (9.8 percent), Ask Network (4.6 percent) and Time Warner Network (4.5 percent), which had the largest share point gain during the month (up 0.3 points).

    comScore Core Search Report*
    November 2007
    Total U.S. - Home/Work/University Locations
    Source: comScore qSearch 2.0
                                              Share of Searches (%)
                                                                     Point
                                                                     Change
                                                                   Novt-07 vs.
    Core Search Entity                 Oct-07           Nov-07       Oct-07
    Total Core Search                  100.0%           100.0%         0.0
    Google Sites                        58.4%            58.6%         0.2
    Yahoo! Sites                        22.8%            22.4%        -0.4
    Microsoft Sites                      9.8%             9.8%         0.0
    Ask Network                          4.7%             4.6%        -0.1
    Time Warner Network                  4.2%             4.5%         0.3

    * Based on the five major search engines including partner searches and
      cross-channel searches.  Searches for mapping, local directory, and
      user-generated video sites that are not on the core domain of the five
      search engines are not included in the core search numbers.

Americans conducted 10 billion searches at the core search engines, representing a 5-percent decline versus October. With one less day in the month, November can be a seasonally softer month for search activity. Nearly 5.9 billion core searches were conducted at Google Sites during the month, while Yahoo! Sites recorded 2.2 billion.

    comScore Core Search Report*
    November 2007
    Total U.S. - Home/Work/University Locations
    Source: comScore qSearch 2.0
                                            Search Queries (MM)
                                                                    Percent
                                                                     Change
                                                                   Novt-07 vs.
    Core Search Entity                 Oct-07           Nov-07       Oct-07
    Total Core Search                  10,527           10,030       -4.7%
    Google Sites                        6,151            5,882       -4.4%
    Yahoo! Sites                        2,405            2,249       -6.5%
    Microsoft Sites                     1,036              984       -5.1%
    Ask Network                           491              463       -5.8%
    Time Warner Network                   443              453        2.4%

    * Based on the five major search engines including partner searches and
      cross-channel searches. Searches for mapping, local directory, and
      user-generated video sites that are not on the core domain of the five
      search engines are not included in the core search numbers.

November U.S. Expanded Search Rankings

In the November 2007 analysis of the Top 50 properties worldwide where search activity is observed, Google Sites led the pack with 7.3 billion searches. Yahoo! Sites ranked second with 2.4 billion searches, followed by Microsoft Sites (984 million), and Time Warner Network (838 million). As a result of search activity likely related to holiday shopping, eBay and Amazon Sites both experienced an increase for the month with 489 million and 178 million queries, respectively.

    comScore Expanded Search Query Report
    November 2007
    Total U.S. - Home/Work/University Locations
    Source: comScore qSearch 2.0
                                               Search Queries (MM)
                                                                    Percent
                                                                     Change
                                                                  Novt-07 vs.
    Expanded Search Entity                Oct-07        Nov-07       Oct-07
    Total Expanded Search                 14,471        13,907       -3.9%
    Google Sites                           7,468         7,326       -1.9%
         Google                            6,184         5,923       -4.2%
         YouTube/All Other                 1,284         1,403        9.3%
    Yahoo! Sites                           2,577         2,395       -7.0%
         Yahoo!                            2,538         2,358       -7.1%
         All Other                            39            37       -5.1%
    Microsoft Sites                        1,058           984       -7.0%
         MSN-Windows Live                  1,021           947       -7.2%
         Microsoft/All Other                  37            37        0.0%
    Time Warner Network                      905           838       -7.4%
         AOL                                 433           445        2.6%
         Mapquest/All Other                  472           393      -16.7%
    eBay                                     472           489        3.5%
    Ask Network                              493           464       -6.0%
         Ask.com                             277           263       -5.1%
         MyWebSearch.com/ All Other          216           201       -6.9%
    Fox Interactive Media                    483           436       -9.8%
         MySpace                             475           427      -10.0%
         All Other                             8             9       12.5%
    Craigslist.org                           214           207       -3.3%
    Amazon Sites                             146           178       22.0%
    Facebook.com                             152           119      -21.7%

To request more information on comScore qSearch 2.0, please visit http://www.comscore.com/contact

About comScore

comScore, Inc. (Nasdaq: SCOR) is a global leader in measuring the digital world. This capability is based on a massive, global cross-section of more than 2 million consumers who have given comScore permission to confidentially capture their browsing and transaction behavior, including online and offline purchasing. comScore panelists also participate in survey research that captures and integrates their attitudes and intentions. Through its proprietary technology, comScore measures what matters across a broad spectrum of behavior and attitudes. comScore analysts apply this deep knowledge of customers and competitors to help clients design powerful marketing strategies and tactics that deliver superior ROI. comScore services are used by more than 800 clients, including global leaders such as AOL, Microsoft, Yahoo!, BBC, Carat, Cyworld, Deutsche Bank, France Telecom, Best Buy, The Newspaper Association of America, Financial Times, ESPN, Fox Sports, Nestle, Starcom, Universal McCann, the United States Postal Service, Verizon, ViaMichelin, Merck and Expedia. For more information, please visit http://www.comscore.com

SOURCE comScore, Inc.

http://www.comscore.com

Copyright (C) 2007 PR Newswire. All rights reserved

News Provided by COMTEX