Comscore Publishes First Review of Latin American Internet Usage

Average Latin American Internet User Spent 29 Hours Online in June

London, UK, July 25, 2007 – Comscore (NASDAQ: SCOR), a leader in measuring the digital world, today released the first report on Latin American Internet usage, based on data collected through the Comscore World Metrix audience ratings service. The following are the findings from the study of the online behavior of Latin American Internet users age 15 and older, accessing the Internet from either a home or a work computer in June 2007:

• Brazil had the largest online population with 15.8 million users, which is 11 percent of the country’s population over the age of 15. However Chile, with 45 percent of its population online, had the highest Internet penetration.
• The average Latin American Internet user spent 29 hours online during the month – more than the global average of 25 hours.
• Internet users in Argentina were the most active of all users in the region – accessing the Internet an average of 18 days in the month.
• The Brazilian Internet user viewed, on average, 3,371 pages during the month – 40 percent more than the Latin American average of 2,338.

Said Bob Ivins, EVP of Comscore International Markets, “Because of it size and rapid development, the Internet industry in Latin America is an exciting region to track and analyze. We have been reporting country-specific browsing data from the Comscore panel for a number of years but this is the first time we have compared metrics across the region.”

* Estimated users age 15+ active within 30 days from home or work computer as a percentage of total country population age 15+
**Excludes traffic from public computers such as Internet cafes or access from mobile phones or PDAs
***Source: US Census Bureau, International database. All adults, age 15+

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

The most visited Latin American property was Microsoft Sites, which attracted 47.3 million unique visitors, for a reach of 88 percent. Google Sites closely followed as the second most visited property with 46.5 million unique visitors and a reach of 87 percent.

Interestingly, two Internet service providers belonging to European-headquartered telecommunications companies appeared in the Top 10. Terra Networks, part of Spain’s Telefónica Group, was the fourth most visited site with 27.4 million unique visitors. France Telecom was the tenth most visited property, with 13.8 million unique visitors.

*Ranking based on the top 100 Latin American properties in June 2007.
** Excludes traffic from public computers such as Internet cafes or access from mobile phones or PDAs.

About Comscore

Comscore, Inc. (NASDAQ: SCOR) is a global leader in measuring the digital world. This capability is based on a massive, global cross-section of more than 2 million consumers who have given Comscore permission to confidentially capture their browsing and transaction behavior, including online and offline purchasing. Comscore panelists also participate in survey research that captures and integrates their attitudes and intentions. Through its proprietary technology, Comscore measures what matters across a broad spectrum of behavior and attitudes. Comscore analysts apply this deep knowledge of customers and competitors to help clients design powerful marketing strategies and tactics that deliver superior ROI. Comscore services are used by more than 700 clients, including global leaders such as AOL, Microsoft, Yahoo!, BBC, Carat, Cyworld, Deutsche Bank, France Telecom, Best Buy, The Newspaper Association of America, Financial Times, ESPN, Fox Sports, Nestlé, Starcom, Universal McCann, the United States Postal Service, Verizon, ViaMichelin, Merck and Expedia. For more information, please visit www.comscore.com.

Press
Bill Daddi
Daddi Brand Communications
646-370-1341
press@comscore.com