In Chile, 15-24 Year Olds Are Most Engaged Internet Users Accounting for 1 in 3 Minutes Spent Online

Comscore to Host Complimentary Webinar “The State of the Internet Chile” on July 21

Santiago, Chile, July 19, 2011 - Comscore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released a study on Internet usage in Chile from its online audience measurement and media planning solution Comscore MMX. The study found that Microsoft Sites led all web properties in audience size reaching 97.3 percent of the Chilean online population in May, followed by Google Sites and Facebook.com. The study also analyzed the demographic composition of Chile’s online population and found that Internet users age 15-24 accounted for 35 percent of total online minutes in May, making them the most engaged audience segment in the market. These findings and others will be presented via a live webinar, The State of the Internet Chile, on July 21. For more information and to register, please visit: https://www1.gotomeeting.com/register/521391873

Chilean Internet Users Spend More than 8 Hours on Facebook per Month

In May 2011, more than 7.3 million people age 15 and older accessed the Internet from a home or work location in Chile spending an average of 25.3 hours online during the month. Microsoft Sites led as the most-visited online property reaching 7.1 million unique visitors, representing 97.3 percent of the entire online population. Google Sites closely followed with 7 million visitors (95.6 percent), followed by Facebook.com with 6.7 million visitors (90.7 percent). In terms of user engagement, Facebook.com led the way with visitors averaging 8.1 hours on the property during the course of May.

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

Users Age 15-24 Account for 35 Percent of All Online Time in Chile

A demographic analysis of Internet users in Chile revealed that males and females comprised nearly equal percentages of the online population. The youngest segment of Internet users studied (age 15-24) accounted for the largest share of visitors among both males and females, at 13.9 percent and 13.3 percent, respectively. These young users also accounted for a disproportionately high percentage of time spent online, with males 15-24 averaging 34 hours and females 15-24 averaging 31.3 hours online during the month.

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

Comscore will present further insights on this topic as well as other key trends in Chile’s online market during a live, complimentary webinar, The State of the Internet Chile, on Thursday, July 21 from 12:00PM – 1:00PM EDT. For more information and to register, please visit: https://www1.gotomeeting.com/register/521391873

About Comscore

Comscore, Inc. (NASDAQ: SCOR) is a global leader in measuring the digital world and preferred source of digital business analytics. For more information, please visit www.comscore.com/companyinfo.