Comscore Releases November 2012 U.S. Online Video Rankings

Maker Studios Inc. Captures #2 Ranking among YouTube Partner Channels for First Time

RESTON, VA, December 18, 2012 – 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 nearly 40 billion online content videos in November, while video ad views reached 10.5 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 November with 153 million unique viewers, followed by NDN with 55.7 million, Facebook.com with 53.8 million, Yahoo! Sites with 52.3 million and VEVO with 52 million. Nearly 40 billion video content views occurred during the month, with Google Sites generating the highest number at 12 billion, followed by AOL, Inc. with 695 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 10.5 billion video ads in November, with BrightRoll Video Network ranking first with 1.8 billion ads. Google Sites came in second with 1.7 billion, followed by Hulu with 1.5 billion, Liverail.com with 1.3 billion, Adap.tv with 1.2 billion and TubeMogul Video Ad Platform with 1.1 billion. Time spent watching video ads totaled 3.8 billion minutes, with BrightRoll Video Network delivering the highest duration of video ads at 951 million minutes. Video ads reached 53 percent of the total U.S. population an average of 64 times during the month. Hulu delivered the highest frequency of video ads to its viewers with an average of 62, while Google Sites delivered an average of 18 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 November 2012 YouTube partner data revealed that video music channel VEVO maintained the top position in the ranking with 50.6 million viewers. Maker Studios Inc. climbed into the #2 position for the first time with 28.1 million viewers, followed by Machinima with 26.2 million, Fullscreen with 26 million and Warner Music with 25.8 million. Among the top 10 YouTube partners, Machinima demonstrated the highest engagement (69 minutes per viewer) followed by Maker Studios (38 minutes per viewer). VEVO streamed the greatest number of videos (575 million), followed by Machinima (511 million).

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

Other notable findings from November 2012 include:

• 85.5 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 20.8 percent of all videos viewed and 1.8 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
press@comscore.com