Communiqués de presse

novembre 17, 2009

comScore Releases October 2009 U.S. Search Engine Rankings

RESTON, VA, November 17, 2009 – 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 October 2009, Americans conducted 14.3 billion core searches, with Google Sites accounting for 65.4 percent search market share, up from 64.9 percent in September. Microsoft Sites grabbed 9.9 percent market share, up 0.5 percentage points versus September.

October 2009 U.S. Core Search Rankings

Google Sites led the U.S. core search market in October with 65.4 percent of the searches conducted, followed by Yahoo! Sites (18.0 percent), and Microsoft Sites (9.9 percent). Ask Network captured 3.9 percent of the search market, followed by AOL LLC with 2.9 percent.

comScore Core Search Report*
October 2009 vs. September 2009
Total U.S. – Home/Work/University Locations
Source: comScore qSearch
Core Search Entity Share of Searches (%)
Sep-09 Oct-09 Point Change Oct-09 vs. Sep-09
Total Core Search 100.0% 100.0% N/A
Google Sites 64.9% 65.4% 0.5
Yahoo! Sites 18.8% 18.0% -0.8
Microsoft Sites 9.4% 9.9% 0.5
Ask Network 3.9% 3.9% 0.0
AOL LLC Network 3.0% 2.9% -0.1

*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 14.3 billion searches in October, up 3 percent from September. Google Sites accounted for 9.4 billion searches, followed by Yahoo! Sites (2.6 billion), Microsoft Sites (1.4 billion), Ask Network (552 million) and AOL LLC (412 million).

comScore Core Search Report*
October 2009 vs. September 2009
Total U.S. – Home/Work/University Locations
Source: comScore qSearch
Core Search Entity Search Queries (MM)
Sep-09 Oct-09 Percent Change Oct-09 vs. Sep-09
Total Core Search 13,836 14,309 3%
Google Sites 8,975 9,362 4%
Yahoo! Sites 2,600 2,571 -1%
Microsoft Sites 1,305 1,412 8%
Ask Network 541 552 2%
AOL LLC 416 412 -1%

*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.

October 2009 U.S. Expanded Search Rankings

In the October analysis of the top properties where search activity is observed, Google Sites led the search market with 13.5 billion search queries, followed by Yahoo! Sites with 2.7 billion queries and Microsoft Sites with 1.5 billion searches. Bing experienced the largest growth of the top ten expanded search properties with an 8-percent increase in query volume to more than 1.2 billion searches.

comScore Expanded Search Query Report
October 2009 vs. September 2009
Total U.S. – Home/Work/University Locations
Source: comScore qSearch
Expanded Search Entity Search Queries (MM)
Sep-09 Oct-09 Percent Change Oct-09 vs. Sep-09
Total Internet 21,334 22,032 3%
Google Sites 12,839 13,505 5%
Google 9,373 9,788 4%
YouTube/All Other 3,466 3,717 7%
Yahoo! Sites 2,692 2,663 -1%
Yahoo! 2,668 2,639 -1%
All Other 24 24 0%
Microsoft Sites 1,352 1,457 8%
Bing 1,156 1,245 8%
Microsoft/All Other 196 212 8%
Ask Network 718 730 2%
ASK.COM 339 348 3%
MyWebSearch.com/ All Other 379 382 1%
AOL LLC 625 628 0%
AOL Search Network 366 359 -2%
MapQuest/All Other 259 269 4%
eBay 621 617 -1%
craigslist, inc. 624 594 -5%
Fox Interactive Media 500 478 -4%
MySpace Sites 494 472 -4%
All Other 6 6 0%
Facebook.com 384 331 -14%
Amazon Sites 191 212 11%

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.

Contact:
Andrew Lipsman
comScore, Inc.
+1 312 775 6510
press@comscore.com