Comscore Releases February 2008 U.S. Search Engine Rankings

RESTON, VA, March 19, 2008 – Comscore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released its monthly Comscore qSearch analysis of the search marketplace. February 2008 saw Americans conduct nearly 10 billion core searches, representing a 6-percent sequential decline in activity versus January, primarily a result of the shortened month.

February 2008 U.S. Core Search Rankings

In February, Google Sites extended its share of core searches to 59.2 percent, up from 58.5 percent the previous month. Yahoo! Sites ranked second with 21.6 percent, followed by Microsoft Sites (9.6 percent), AOL LLC (4.9 percent), and Ask Network (4.6 percent).

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

Core Search Entity

Share of Searches (%)

Jan-08

Feb-08

Point Change

Feb-08 vs. Jan-08

Total Core Search

100.0%

100.0%

0.0

Google Sites

58.5%

59.2%

0.7

Yahoo! Sites

22.2%

21.6%

-0.6

Microsoft Sites

9.8%

9.6%

-0.2

AOL LLC

4.9%

4.9%

0.0

Ask Network

4.5%

4.6%

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 9.9 billion searches at the core search engines, representing a 6-percent decline versus January. Each of the five core search engines experienced search query declines as a result of February being a seasonally soft month for overall search activity. Google Sites saw more than 5.8 billion core searches, followed by Yahoo! Sites with 2.1 billion, and Microsoft Sites with 953 million.

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

Core Search Entity

Search Queries (MM)

Jan-08

Feb-08

Percent Change

Feb-08 vs. Jan-08

Total Core Search

10,492

9,882

-6%

Google Sites

6,139

5,855

-5%

Yahoo! Sites

2,332

2,136

-8%

Microsoft Sites

1,030

953

-7%

AOL LLC

514

488

-5%

Ask Network

475

450

-5%

* 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.

February U.S. Expanded Search Rankings

In the February 2008 analysis of the Top 50 properties worldwide where search activity is observed, Google Sites led with 7.4 billion searches. Yahoo! Sites ranked second with 2.3 billion searches, followed by Microsoft Sites (984 million), and AOL LLC (864 million).

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

Expanded Search Entity

Search Queries (MM)

Jan-08

Feb-08

Percent Change

Feb-08 vs. Jan-08

Total Expanded Search

14,595

13,806

-5%

Google Sites

7,735

7,390

-4%

Google

6,181

5,917

-4%

YouTube/All Other

1,554

1,473

-5%

Yahoo! Sites

2,456

2,262

-8%

Yahoo!

2,427

2,234

-8%

All Other

29

28

-3%

Microsoft Sites

1,060

984

-7%

MSN-Windows Live

1,024

952

-7%

Microsoft/All Other

36

32

-11%

AOL LLC

903

864

-4%

AOL

522

493

-6%

MapQuest/All Other

381

371

-3%

eBay

467

480

3%

Ask Network

477

452

-5%

Ask.com

286

283

-1%

MyWebSearch.com/ All Other

191

169

-12%

Fox Interactive Media

384

337

-12%

MySpace

376

330

-12%

All Other

8

7

-13%

Craigslist.org

256

239

-7%

Amazon Sites

167

139

-17%

Facebook.com

109

103

-6%

To request more information on Comscore qSearch 2.0, please visit http://www.comscore.com/contact

About Comscore
Comscore, Inc. (NASDAQ: SCOR) is a global leader in measuring the digital world. For more information, please visit www.comscore.com/boilerplate

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

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