Comscore Releases December 2012 U.S. Online Video Rankings

Fullscreen Climbs to #2 in YouTube Partner Channels Ranking for the First Time

RESTON, VA, January 14, 2013 – Comscore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released data from the Comscore Video Metrix service showing that 182 million U.S. Internet users watched 38.7 billion online content videos in December, while video ad views totaled 11.3 billion.

Top 10 Video Content Properties by Unique Viewers

Google Sites, driven primarily by video viewing at YouTube.com, ranked as the top online video content property in December with 153 million unique viewers, followed by Facebook.com with 58.8 million, VEVO with 51.6 million, NDN with 49.9 million and Yahoo! Sites with 47.5 million. Nearly 38.7 billion video content views occurred during the month, with Google Sites generating the highest number at 13.2 billion, followed by AOL, Inc. with 692 million. Google Sites had the highest average engagement among the top ten properties.

*A video is defined as any streamed segment of audiovisual content, including both progressive downloads and live streams. For long-form, segmented content, (e.g. television episodes with ad pods in the middle) each segment of the content is counted as a distinct video stream.Video views are inclusive of both user-initiated and auto-played videos that are viewed for longer than 3 seconds.

Top 10 Video Ad Properties by Video Ads Viewed

Americans viewed 11.3 billion video ads in December, with Google Sites ranking first with nearly 2 billion ads. BrightRoll Video Network came in second with 1.8 billion, followed by Liverail.com with 1.8 billion, Adap.tv with 1.5 billion and Hulu with 1.5 billion. Time spent watching video ads totaled 4.1 billion minutes, with BrightRoll Video Network delivering the highest duration of video ads at 966 million minutes. Video ads reached 53 percent of the total U.S. population an average of 70 times during the month. Hulu delivered the highest frequency of video ads to its viewers with an average of 65, while Google Sites delivered an average of 20 ads per viewer.

*Video ads include streaming-video advertising only and do not include other types of video monetization, such as overlays, branded players, matching banner ads, etc.
**Indicates video ad network
†Indicates video ad exchange/DSP/SSP

Top 10 YouTube Partner Channels by Unique Viewers

The December 2012 YouTube partner data revealed that video music channel VEVO maintained the top position in the ranking with 50.5 million viewers. Fullscreen climbed into the #2 position for the first time with 31.1 million viewers, followed by Maker Studios Inc. with 30 million, Warner Music with 26 million and Machinima with 26 million. Among the top 10 YouTube partners, Machinima demonstrated the highest engagement (68 minutes per viewer) followed by Maker Studios (44 minutes per viewer). VEVO streamed the greatest number of videos (565 million), followed by Machinima (503 million).

*YouTube Partner Reporting based on online video content viewing and does not include claimed user-generated content

Other notable findings from December 2012 include:

• 84.9 percent of the U.S. Internet audience viewed online video.
• The duration of the average online content video was 5.4 minutes, while the average online video ad was 0.4 minutes.
• Video ads accounted for 22.6 percent of all videos viewed and 1.9 percent of all minutes spent viewing video online.

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.

Contact:
Adam Lella
Comscore, Inc.
+1 (312) 775-6474
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