Comscore Releases December 2013 U.S. Search Engine Rankings

RESTON, VA, January 15, 2014 – Comscore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released its monthly Comscore qSearch analysis of the U.S. search marketplace. Google Sites led the explicit core search market in December with 67.3 percent of search queries conducted.

U.S. Explicit Core Search
Google Sites led the U.S. explicit core search market in December with 67.3 percent market share (up 0.6 percentage points), followed by Microsoft Sites with 18.2 percent (up 0.1 percentage points) and Yahoo Sites with 10.8 percent. Ask Network accounted for 2.5 percent of explicit core searches, followed by AOL, Inc. with 1.3 percent.

Comscore Explicit Core Search Share Report*
December 2013 vs. November 2013
Total U.S. – Home & Work Locations
Source: Comscore qSearch

Core Search Entity

Explicit Core Search Share (%)

Nov-13

Dec-13

Point Change

Total Explicit Core Search

100.0%

100.0%

N/A

Google Sites

66.7%

67.3%

0.6

Microsoft Sites

18.1%

18.2%

0.1

Yahoo Sites

11.2%

10.8%

-0.4

Ask Network

2.6%

2.5%

-0.1

AOL, Inc.

1.4%

1.3%

-0.1

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

18.3 billion explicit core searches were conducted in December, with Google Sites ranking first with 12.3 billion (up 2 percent). Microsoft Sites ranked second with 3.3 billion searches (up 1 percent), followed by Yahoo Sites with 2 billion, Ask Network with 452 million and AOL, Inc. with 234 million.

Comscore Explicit Core Search Query Report
December 2013 vs. November 2013
Total U.S. – Home & Work Locations
Source: Comscore qSearch

Core Search Entity

Explicit Core Search Queries (MM)

Nov-13

Dec-13

Percent Change

Total Explicit Core Search

18,124

18,281

1%

Google Sites

12,095

12,299

2%

Microsoft Sites

3,285

3,327

1%

Yahoo Sites

2,027

1,969

-3%

Ask Network

464

452

-3%

AOL, Inc.

253

234

-7%

“Powered By” Reporting
In December, 68.6 percent of searches carried organic search results from Google (up 0.4 percentage points), while 27.1 percent of searches were powered by Bing.

About Comscore
Comscore, Inc. (NASDAQ: SCOR) is a global leader in digital measurement and analytics, delivering insights on web, mobile and TV consumer behavior that enable clients to maximize the value of their digital investments. For more information, please visit www.comscore.com/companyinfo.

Contact:
Adam Lella
Comscore, Inc.
+1 (312) 775-6474
press@comscore.com