Comscore Releases February 2012 U.S. Search Engine Rankings

RESTON, VA, March 9, 2012 – 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 February with 66.4 percent of search queries conducted.

U.S. Explicit Core Search

Google Sites led the U.S. explicit core search market in February with 66.4 percent market share (up 0.2 percentage points), followed by Microsoft Sites with 15.3 percent (up 0.1 percentage points) and Yahoo! Sites with 13.8 percent. Ask Network accounted for 3.0 percent of explicit core searches, followed by AOL, Inc. with 1.5 percent.

Comscore Explicit Core Search Share Report*
February 2012 vs. January 2012
Total U.S. – Home & Work Locations
Source: Comscore qSearch

Core Search Entity

Explicit Core Search Share (%)

Jan-12

Feb-12

Point Change

Total Explicit Core Search

100.0%

100.0%

N/A

Google Sites

66.2%

66.4%

0.2

Microsoft Sites

15.2%

15.3%

0.1

Yahoo! Sites

14.1%

13.8%

-0.3

Ask Network

3.0%

3.0%

0.0

AOL, Inc.

1.6%

1.5%

-0.1

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

17.6 billion explicit core searches were conducted in February, with Google Sites ranking first with 11.7 billion. Microsoft Sites ranked second with 2.7 billion searches, followed by Yahoo! Sites with 2.4 billion, Ask Network with 535 million (up 2 percent) and AOL, Inc. with 266 million.

Comscore Explicit Core Search Query Report
February 2012 vs. January 2012
Total U.S. – Home & Work Locations
Source: Comscore qSearch

Core Search Entity

Explicit Core Search Queries (MM)

Jan-12

Feb-12

Percent Change

Total Explicit Core Search

17,804

17,588

-1%

Google Sites

11,786

11,673

-1%

Microsoft Sites

2,707

2,684

-1%

Yahoo! Sites

2,506

2,430

-3%

Ask Network

527

535

2%

AOL, Inc.

277

266

-4%

"Powered By" Reporting

In February, 68.6 percent of searches carried organic search results from Google (versus 68.4 percent in January) while 26.2 percent of searches were powered by Bing (versus 26.5 percent in January).

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

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