comScore Releases April 2009 U.S. Search Engine Rankings

RESTON, Va., May 18 -- comScore, Inc. (NASDAQ: SCOR) , a leader in measuring the digital world, today released its monthly comScore qSearch analysis of the U.S. search marketplace. In April 2009, Americans conducted 14.8 billion core searches, a 3-percent gain versus March.

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  April 2009 U.S. Core Search Rankings

Google Sites led the U.S. core search market in April with 64.2 percent of the searches conducted, followed by Yahoo! Sites (20.4 percent), Microsoft Sites (8.2 percent), Ask Network (3.8 percent) and AOL LLC (3.4 percent).

  comScore Core Search Report*
  April 2009 vs. March 2009
  Total U.S. - Home/Work/University Locations
  Source: comScore qSearch
                                  Share of Searches (%)
                                                       Point
                                                      Change
                                                     Apr-09 vs.
  Core Search Entity      Mar-09       Apr-09          Mar-09
  Total Core Search           100.0        100.0          N/A
  Google Sites                 63.7         64.2          0.5
  Yahoo! Sites                 20.5         20.4         -0.1
  Microsoft Sites               8.3          8.2         -0.1
  Ask Network                   3.8          3.8          0.0
  AOL LLC                       3.7          3.4         -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 14.8 billion searches at the core search engines, up 3 percent from March. Google Sites accounted for 9.5 billion core searches, followed by Yahoo! Sites with 3 billion and Microsoft Sites with 1.2 billion.

  comScore Core Search Report*
  April 2009 vs. March 2009
  Total U.S. - Home/Work/University Locations
  Source: comScore qSearch
                                    Search Queries (MM)
                                                     Percent
                                                     Change
                                                    Apr-09 vs.
  Core Search Entity      Mar-09       Apr-09         Mar-09
  Total Core Search          14,331       14,751            3%
  Google Sites                9,125        9,476            4%
  Yahoo! Sites                2,939        3,008            2%
  Microsoft Sites             1,191        1,208            1%
  Ask Network                   547          563            3%
  AOL LLC                       529          496           -6%

* 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.

April 2009 U.S. Expanded Search Rankings

In the comScore April 2009 analysis of the top properties where search activity is observed, Google Sites led with 13 billion searches, up 5 percent versus March. Yahoo! Sites ranked second with 3.2 billion searches, followed by Microsoft Sites (1.3 billion) and AOL LLC (795 million).

  comScore Expanded Search Query Report
  April 2009 vs. March 2009
  Total U.S. - Home/Work/University Locations
  Source: comScore qSearch
                                             Search Queries (MM)
                                                               Percent
                                                               Change
                                                              Apr-09 vs.
  Expanded Search Entity             Mar-09       Apr-09        Mar-09
  Total Expanded Search                 21,038       22,067           5%
  Google Sites                          12,362       13,041           5%
       Google                            9,419        9,830           4%
       YouTube/All Other                 2,943        3,211           9%
  Yahoo! Sites                           3,083        3,161           3%
       Yahoo!                            3,058        3,135           3%
       All Other                            25           26           4%
  Microsoft Sites                        1,235        1,250           1%
       MSN-Windows Live                  1,136        1,158           2%
       Microsoft/All Other                  99           92          -7%
  AOL LLC                                  813          795          -2%
       AOL Search Network                  445          427          -4%
       MapQuest/All Other                  368          368           0%
  Ask Network                              696          705           1%
       Ask.com                             382          402           5%
       MyWebSearch.com/ All Other          314          303          -4%
  Fox Interactive Media                    581          666          15%
       MySpace Sites                       573          658          15%
       All Other                             8            8           0%
  eBay                                     545          654          20%
  craigslist, inc.                         559          583           4%
  Amazon Sites                             191          188          -2%
  Facebook.com                             246          176         -28%

  About comScore

comScore, Inc. (NASDAQ:SCOR) is a global leader in measuring the digital world and preferred source of digital marketing intelligence. For more information, please visit www.comscore.com/companyinfo