During the month of August, Facebook.com came second in online video content ranking with nearly 59 million US viewers, according to Comscore figures.178 million US internet users watched online video content in the month for an average of 14.3 hours per viewer. The total US internet audience engaged in more than 5.2 billion viewing sessions during the course of the month.
Google Sites, driven primarily by video viewing at YouTube.com, ranked as the top online video content property with 146.3 million unique viewers. Facebook.com jumped one position to capture the number two spot with 58.6 million viewers, for a total of 243 million viewing sessions.
Yahoo! Sites ranked third with 53.9 million viewers, followed by VEVO with 45.4 million. Fox Interactive Media came fifth with 43.1 million, followed by Break Media Network (42.4 million), Microsoft Sites (39.3 million), NBC Universal (32.8 million), Viacom Digital (32.3 million) and Turner Network (29.8 million).
Google Sites had the highest number of overall viewing sessions with 1.9 billion and average time spent per viewer at 270 minutes, or 4.5 hours.
Other notable findings from August 2010 include: 85.1% of the total US internet audience viewed online video; the duration of the average online content video was 4.8 minutes, while the average online video ad was 0.4 minutes. Video ads accounted for 10.7% of all videos viewed and 1.0% of all minutes spent viewing video online.