comScore's June 2011 Video Metrix data is reporting that 178 million U.S. Internet users watched online video content in June for an average of 16.8 hours per viewer, and viewed nearly 5.3 billion video ads.
YouTube ranked as the top online video content property with 149.3 million unique viewers.
VEVO with 63.0 million came in 2nd, followed by Yahoo! Sites 52.7 million. Microsoft Sites at #4 with 50.7 million. Total viewing sessions surpassed the 6 billion mark for the first time, with Google Sites generating the highest number of viewing sessions 2.3 billion and highest time spent per viewer 324 minutes, or 5.4 hours, reports comsCore.
Hulu generated highest number of video ad impressions at > 1.0 billion. Tremor Media Video Network ranked second overall and highest among video ad networks with 753 million ad views.
Hulu delivered the highest frequency of video ads to its viewers with an average of 38.8 over the course of the month.
- The top video ad networks in terms of their potential reach of the total U.S. population were: Tremor Media at 44.3 percent, BrightRoll Video Network at 38.5 percent and Break Media at 37.6 percent.
- 85.6% U.S. Internet audience viewed online video.
- Duration of the average online content video was 5.4 minutes, while average online video ad was 0.4 minutes.
- Video ads accounted 13.6% of all videos viewed and 1.3% of all minutes spent viewing video online.