Nielsen Online Announces March U.S. Search Share Rankings

NEW YORK, NY -- (MARKET WIRE) -- 04/21/08 -- Nielsen Online reports March 2008 data for the Top U.S. Search Providers.

Top search providers, ranked by total searches. Searches represent the total number of queries conducted at the provider.

Table 1: Top 10 Search Providers for March 2008, Ranked by Searches (U.S.) Searches YOY Share of Provider (000) Growth Searches

1. Google Search 4,791,057 25.5% 58.7% 2. Yahoo! Search 1,480,690 -4.5% 18.1% 3. MSN/Windows Live Search 979,761 36.6% 12.0% 4. AOL Search 334,376 -19.4% 4.1% 5. Ask.com Search 199,305 52.4% 2.4% 6. My Web Search 70,194 -5.4% 0.9% 7. Comcast Search 44,227 32.4% 0.5% 8. NexTag Search 29,400 58.4% 0.4% 9. AT&T Worldnet Search 25,302 130.5% 0.3% 10. Dogpile.com Search 19,321 -32.9% 0.2%

Source: Nielsen Online, MegaView Search

Example: An estimated 4.8 billion search queries were conducted at Google Search, representing 59 percent of all search queries conducted during the given time period.

About Nielsen Online:

Nielsen Online, a service of The Nielsen Company, delivers comprehensive, independent measurement and analysis of online audiences, advertising, video, consumer-generated media, word of mouth, commerce and consumer behavior, and includes products previously marketed under the Nielsen//NetRatings and Nielsen BuzzMetrics brands. With high quality, technology-driven products and services, Nielsen Online enables clients to make informed business decisions regarding their Internet, digital and marketing strategies. For more information, please visit www.nielsen-online.com.

About The Nielsen Company:

The Nielsen Company is a global information and media company with leading market positions in marketing information (ACNielsen), media information (Nielsen Media Research), online intelligence (NetRatings and BuzzMetrics), trade shows and business publications (Billboard, The Hollywood Reporter, Adweek). The privately held company is active in more than 100 countries, with headquarters in Haarlem, the Netherlands, and New York, USA. For more information, please visit, www.nielsen.com.

Editor's Note: Please source all data to Nielsen Online.

Media Contacts:

Suzy Bausch (408) 941-2965

Michelle McGiboney (408) 941-2930

2008-04-21 19:37:19 0341227 MARKETWIRE