comScore has released March 2010 U.S. Online Video Rankings.  The video sharing site, YouTube, reached 3 out of every 4 online video viewers at an average of 96 videos per viewer.

Other notable facts:

84.8 percent of the total U.S. Internet audience viewed online video.

The average Hulu viewer watched 26.7 videos, totaling 2.6 hours of video per viewer.

The duration of the average online video was 4.3 minutes.

More online video ranking information can is available directly from comScore

Rewatchable is a Boston Video Production company.