Ranking - November 13, 2015

Comscore Releases October 2015 U.S. Desktop Search Engine Rankings

RESTON, VA, November 13, 2015 – Comscore, Inc. (NASDAQ: SCOR), a global media measurement and analytics company, today released its monthly Comscore qSearch™ analysis of the U.S. desktop search marketplace. Google Sites led the explicit core search market in October with 63.9 percent of search queries conducted.

U.S. Explicit Core Search
Google Sites led the U.S. explicit core search market in October with 63.9 percent market share, followed by Microsoft Sites with 20.8 percent (up 0.1 percentage points) and Yahoo Sites with 12.5 percent. Ask Network accounted for 1.7 percent of explicit core searches, followed by AOL, Inc. with 1 percent.

*Comscore Explicit Core Search Share Report (Desktop Only) October 2015 vs. September 2015 Total U.S. – Desktop Home & Work Locations Source: Comscore qSearch**
Core Search Entity	Explicit Core Search Share (%)
Core Search Entity	Sep-15	Oct-15	Point Change
Total Explicit Core Search	100.0%	100.0%	N/A
Google Sites	63.9%	63.9%	0.0
Microsoft Sites	20.7%	20.8%	0.1
Yahoo Sites	12.6%	12.5%	-0.1
Ask Network	1.7%	1.7%	0.0
AOL, Inc.	1.2%	1.0%	-0.2

*“Explicit Core Search” excludes contextually driven searches that do not
reflect specific user intent to interact with the search results.

18.2 billion explicit core searches were conducted in October, with Google Sites ranking first with 11.6 billion (up 2 percent). Microsoft Sites ranked second with 3.8 billion searches (up 3 percent), followed by Yahoo Sites with 2.3 billion (up 1 percent), Ask Network with 307 million (up 2 percent) and AOL, Inc. with 188 million.

Comscore Explicit Core Search Query Report (Desktop Only) October 2015 vs. September 2015 Total U.S. – Desktop Home & Work Locations Source: Comscore qSearch
Core Search Entity	Explicit Core Search Queries (MM)
Core Search Entity	Sep-15	Oct-15	Percent Change
Total Explicit Core Search	17,819	18,158	2%
Google Sites	11,382	11,607	2%
Microsoft Sites	3,685	3,780	3%
Yahoo Sites	2,243	2,276	1%
Ask Network	300	307	2%
AOL, Inc.	210	188	-10%

“Powered By” Reporting
In October, 64.9 percent of searches carried organic search results from Google, while 31.1 percent of searches were powered by Bing (up 0.1 percentage points).

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About Comscore
Founded in 1999 and headquartered in Reston, Virginia, Comscore, Inc. (NASDAQ: SCOR) is a global media measurement and analytics company that makes audiences and advertising more valuable. Comscore helps media buyers and sellers understand and make decisions based on how consumers use different media, such as TV, video, mobile, desktop and more. Through its products and services, Comscore helps its more than 2,500 clients understand their audiences, know if their advertising is working, and access data where they want and need it. Please visit www.comscore.com to learn more.

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