Social Networking Now Accounts for Largest Share of Online Minutes in Mexico

Google Sites, Microsoft Sites and Facebook.com Lead as Most-Visited Properties

Comscore to Host Complimentary Webinar “The State of the Internet in Mexico” on August 30

Mexico City, Mexico, August 29, 2011 – Comscore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released a report on the top online properties and activities in Mexico from its Comscore MMX service. The report showed that Google Sites led as the most-visited Internet property in the market reaching more than 90 percent of all online users, followed by Microsoft Sites and Facebook.com. The study also found that Social Networking now ranks as the most popular online category by total minutes, accounting for nearly 30 percent of all time spent online during July. These findings and others will be presented via a live webinar, The State of the Internet in Mexico, on August 30. For more information and to register, please visit: https://www1.gotomeeting.com/register/135645337

Top Internet Properties in Mexico

In July, more than 23 million people age 6 and older visited an online destination from a home or work location, an increase of 22 percent from the previous year as Mexico’s Internet population continues to grow rapidly. Google Sites ranked as the top online property in the market, reaching 21.7 million visitors, or 93.4 percent of all Internet users. Microsoft Sites ranked second with 19.8 million people (85.0 percent reach), while Facebook.com ranked third with 19 million visitors (81.8 percent reach) as the social networking leader saw its audience grow 54 percent in the past year.

*Excludes visitation from public computers such as Internet cafes or access from mobile phones or PDAs

Social Networking Eclipses Portals as Top Category by Time Spent

An analysis of how Internet users in Mexico spend their time online revealed that Social Networking now leads all categories based on total minutes, accounting for 28.6 percent of time spent online in July – up from 12.8 percent a year ago. Portals accounted for 27.6 percent of time spent, followed by Instant Messengers with 16.5 percent. Mexicans’ affinity for entertainment content resulted in 14.2 percent of online minutes spent on Entertainment sites, while E-mail rounded out the top five with 6.9 percent share of minutes.

*Excludes visitation from public computers such as Internet cafes or access from mobile phones or PDAs

Comscore’s Iván Marchant, country manager for Mexico, will present further insights on this topic as well as other key trends in Mexico’s online market during a live, complimentary webinar, The State of the Internet in Mexico, on Tuesday, August 30 from 10:00AM – 11:00AM CDT. Please note the webinar will be conducted in Spanish. For more information and to register, please visit: https://www1.gotomeeting.com/register/135645337

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.