comScore Media Metrix

Valentine’s Day Brings Traffic to Personals, e-Cards, and Gift Sites; Tax Sites Continue to Grow As Filing Deadline Gets Nearer

RESTON, VA, March 19, 2010 – comScore, Inc. (NASDAQ: SCOR) today released its monthly analysis of U.S. Web activity at the top-growing properties and site categories for February 2010 based on data from the comScore Media Metrix service.

Valentine’s Day celebrations sent millions of Americans to Personals, e-Cards, and Gifts Sites as they planned for the occasion, while millions also flocked to tax sites as the April 15 filing deadline inched closer.

New York -- March 11, 2010 -- AudienceScience, a targeting technology company driving digital media success, today announced that it has been ranked as one of the top ten ad networks in February 2010, according to comScore Media Metrix.

This ranking is the latest in a series of positive growth milestones for the company, driven by its depth of experience in the audience targeting space, as well as a consistent focus on quality data and technology innovation.

Tax Sites Experience Seasonal Surge as Tax Season Officially Commences; Travel Sites See Gains as Americans Seek to Combat Winter Doldrums

RESTON, VA, February 23, 2010 – comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released its monthly analysis of U.S. Web activity at the top-growing properties and site categories for January 2010 based on data from the comScore Media Metrix service.

Ends 2009 as Second-Fastest Growing Network in comScore Top 10; December MediaMetrix Report Points to 20% Audience Growth

NEW YORK, Dec. 21 -- Marking a year of rapid growth, Collective Network finished 2009 with 20% audience growth over the past 12 months, and ranked as the second-fastest growing U.S. ad network among the top ten U.S. ad networks with an audience of 143 million people in November, according to comScore's December 2009 report.

Collective Network is a division of Collective, a leading media and technology solutions provider for online display advertising.

Halloween, Sweetest Day and Boss’s Day Drive Traffic to e-Card and Gift Sites Toy Retailers See Gains as Parents Get an Early Jump on Holiday Shopping

RESTON, VA, November 19, 2009 – comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released its monthly analysis of U.S. Web activity at the top online properties for October 2009 based on data from the comScore Media Metrix service.

Facebook and YouTube Combined Account for Nearly 10 Percent of Time Spent Online Globally

RESTON, VA, November 6, 2009 – comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released a study of online engagement at the top worldwide properties based on data from its comScore World Metrix service. The study found that Microsoft Sites captured nearly 15 percent of time spent online worldwide in September, making it the most engaging global property, followed by Google Sites and Yahoo! Sites.

Television’s New Fall Lineup Drives Traffic to TV Sites; Education and Computer Software Sites Gain as School Year Begins

RESTON, VA, October 16, 2009 – comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released its monthly analysis of U.S. Web activity at the top online properties for September 2009 based on data from the comScore Media Metrix service. September marked the start of the fall television season as broadcast networks aired their season premieres, causing traffic to swell at TV sites.

RESTON, VA, September 22, 2009 – comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released its monthly comScore qSearch analysis of the U.S. search marketplace. In August 2009, Americans conducted more than 13.9 billion core searches, with Google Sites accounting for 64.6 percent search market share. Microsoft Sites grabbed 9.3 percent market share, a 0.4-percentage point gain versus July.

August 2009 U.S. Core Search Rankings

Google Sites Account for Nearly 30 Percent of All Time Spent Online in these Two Markets, Three Times Higher than Average

RESTON, VA, September 14, 2009 – comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world today released a study focusing on Google’s strong relative position in the two emerging Internet markets of India and Brazil.

Heated Healthcare Debate Drives Traffic Gains to White House and Congressional Sites; Satisfaction with Government Web Sites Good but Lags Leading Commercial Sites

RESTON, VA, September 8, 2009 – comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released an overview of the government site category, which revealed that more than 81 million Americans visited government sites in July, representing 42 percent of the U.S. Internet audience.