Comscore Releases February 2010 U.S. Search Engine Rankings

RESTON, VA, March 10, 2010 – 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 February 2010, Americans conducted 14.5 billion core searches, with Google Sites accounting for 65.5 percent search market share.

February 2010 U.S. Core Search Rankings

Google Sites led the U.S. core search market in February with 65.5 percent of the searches conducted, followed by Yahoo! Sites (16.8 percent), and Microsoft Sites (11.5 percent). Ask Network captured 3.7 percent of the search market, followed by AOL LLC with 2.5 percent.

Comscore Core Search Report*
February 2010 vs. January 2010
Total U.S. – Home/Work/University Locations
Source: Comscore qSearch

Core Search Entity

Share of Searches (%)

Jan-10

Feb-10

Point Change Feb-10 vs. Jan-10

Total Core Search

100.0%

100.0%

N/A

Google Sites

65.4%

65.5%

0.1

Yahoo! Sites

17.0%

16.8%

-0.2

Microsoft Sites

11.3%

11.5%

0.2

Ask Network

3.8%

3.7%

-0.1

AOL LLC Network

2.5%

2.5%

0.0

* 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 14.5 billion searches in February, down 5 percent from January. Google Sites accounted for 9.5 billion searches, followed by Yahoo! Sites (2.4 billion), Microsoft Sites (1.7 billion), Ask Network (540 million) and AOL LLC (358 million).

Comscore Core Search Report*
February 2010 vs. January 2010
Total U.S. – Home/Work/University Locations
Source: Comscore qSearch

Core Search Entity

Search Queries (MM)

Jan-10

Feb-10

Percent Change Feb-10 vs. Jan-10

Total Core Search

15,167

14,472

-5%

Google Sites

9,920

9,475

-4%

Yahoo! Sites

2,583

2,433

-6%

Microsoft Sites

1,715

1,667

-3%

Ask Network

574

540

-6%

AOL LLC

375

358

-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 2010 U.S. Expanded Search Rankings

In the February analysis of the top properties where search activity is observed, Google Sites led the search market with 13.5 billion search queries, followed by Yahoo! Sites with 2.5 billion queries and Microsoft Sites with 1.7 billion. Facebook.com experienced significant growth during the month with a 10-percent increase to 436 million searches, while craigslist, inc. jumped one position to #5 with 629 million searches.

Comscore Expanded Search Query Report
February 2010 vs. January 2010
Total U.S. – Home/Work/University Locations
Source: Comscore qSearch

Expanded Search Entity

Search Queries (MM)

Jan-10

Feb-10

Percent Change Feb-10 vs. Jan-10

Total Internet

23,163

22,271

-4%

Google Sites

14,045

13,482

-4%

Google

10,378

9,929

-4%

YouTube/All Other

3,667

3,553

-3%

Yahoo! Sites

2,670

2,509

-6%

Yahoo!

2,647

2,496

-6%

All Other

23

13

-43%

Microsoft Sites

1,772

1,720

-3%

Bing

1,549

1,498

-3%

Microsoft/All Other

223

222

0%

Ask Network

736

689

-6%

ASK.COM

336

300

-11%

MyWebSearch.com/ All Other

400

389

-3%

craigslist, inc.

636

629

-1%

eBay

659

624

-5%

AOL LLC

576

549

-5%

AOL Search Network

317

299

-6%

MapQuest/All Other

259

250

-3%

Facebook.com

395

436

10%

Fox Interactive Media

403

391

-3%

MySpace

398

388

-3%

All Other

5

3

-40%

Amazon Sites

238

210

-12%

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