Comscore Releases January 2009 U.S. Search Engine Rankings

RESTON, VA, February 18, 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 January 2009, Americans conducted 13.5 billion core searches, a 7-percent gain versus December 2008.

January 2009 U.S. Core Search Rankings

Google Sites led the U.S. core search market in December with 63.0 percent of the searches conducted, followed by Yahoo! Sites (21.0 percent), Microsoft Sites (8.5 percent), AOL LLC (3.9 percent) and Ask Network (3.7 percent).

Comscore Core Search Report*
January 2009 vs. December 2008
Total U.S. – Home/Work/University Locations
Source: Comscore qSearch 2.0

Core Search Entity

Share of Searches (%)

Dec-08

Jan-09

Point Change

Jan-09 vs. Dec-08

Total Core Search

100.0

100.0

N/A

Google Sites

63.5

63.0

-0.5

Yahoo! Sites

20.5

21.0

0.5

Microsoft Sites

8.3

8.5

0.2

AOL LLC

3.8

3.9

0.1

Ask Network

3.9

3.7

-0.2

* 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 13.5 billion searches at the core search engines, up 7 percent from December. Google Sites handled 8.5 billion core searches, followed by Yahoo! Sites with 2.8 billion and Microsoft Sites with 1.1 billion.

Comscore Core Search Report*
January 2009 vs. December 2008
Total U.S. – Home/Work/University Locations
Source: Comscore qSearch 2.0

Core Search Entity

Search Queries (MM)

Dec-08

Jan-09

Percent Change

Jan-09 vs. Dec-08

Total Core Search

12,650

13,496

7%

Google Sites

8,036

8,497

6%

Yahoo! Sites

2,593

2,836

9%

Microsoft Sites

1,055

1,136

8%

AOL LLC

478

520

9%

Ask Network

488

497

2%

* 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.

January 2009 U.S. Expanded Search Rankings

In the Comscore January 2009 analysis of the top properties where search activity is observed, Google Sites led with 11.7 billion searches, up 5 percent versus December. Yahoo! Sites ranked second with nearly 3 billion searches, followed by Microsoft Sites (1.2 billion) and AOL LLC (781 million).

Comscore Expanded Search Query Report
January 2009 vs. December 2008
Total U.S. – Home/Work/University Locations
Source: Comscore qSearch 2.0

Expanded Search Entity

Search Queries (MM)

Dec-08

Jan-09

Percent Change

Jan-09 vs. Dec-08

Total Expanded Search

18,688

19,979

7%

Google Sites

11,152

11,714

5%

Google

8,247

8,731

6%

YouTube/All Other

2,905

2,983

3%

Yahoo! Sites

2,714

2,979

10%

Yahoo!

2,686

2,952

10%

All Other

28

27

-4%

Microsoft Sites

1,092

1,188

9%

MSN-Windows Live

997

1,084

9%

Microsoft/All Other

95

104

9%

AOL LLC

740

781

6%

AOL Search Network

424

452

7%

MapQuest/All Other

316

329

4%

Ask Network

620

645

4%

Ask.com

308

317

3%

MyWebSearch.com/ All Other

312

328

5%

Fox Interactive Media

526

558

6%

MySpace

516

550

7%

All Other

10

8

-20%

eBay

500

541

8%

Craigslist.org

387

497

28%

Amazon Sites

204

196

-4%

Facebook.com

161

195

21%

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

Press
Bill Daddi
Daddi Brand Communications
646-370-1341
press@comscore.com