ComScore on Search Engine Rankings for December

comScore, a leader in measuring the digital world, has released its monthly comScore qSearch analysis of the search marketplace for December 2007.

Among core search engines in December 2007, Google Sites remained the top search property with 5.6 billion core searches conducted, representing a 58.4 percent share of the search market.

Prompt

comScore Core Search Report* December 2007 Total U.S. - Home/Work/University Locations Source: comScore qSearch 2.0 Share of Searches (%) Point Change Dec-07 vs. Core Search Entity Nov-07 Dec-07 Nov-07 Total Core Search 100.0 % 100.0 % 0.0 Google Sites 58.6 % 58.4 % -0.2 Yahoo! Sites 22.4 22.9 % 0.5 Microsoft Sites 9.8 % 9.8 % 0.0 Time Warner Network 4.5 % 4.6 % 0.1 Ask Network 4.6 % 4.3 % -0.3

* 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 9.6 billion searches at the core search engines, representing a 3.9-percent decline versus November. With many Americans traveling and spending time away from home during the holidays, search activity typically experiences a seasonal decline during December. Google Sites saw 5.6 billion core searches during the month, while Yahoo! Sites recorded 2.2 billion.

* 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.

In the December 2007 analysis of the Top 50 properties worldwide where search activity is observed, Google Sites leads with 7.2 billion searches. Yahoo! Sites ranked second with 2.4 billion searches, followed by Microsoft Sites (963 million), and Time Warner Network (784 million). eBay (up 3.9 percent) and Amazon Sites (up 20.8 percent) were among the few sites experiencing gains, as holiday shoppers contributed to increased search activity on these sites. Craigslist.org (up 6.3 percent) also experienced gains in December.