Free online video platforms like youtube, vimeo, dailymotion & others still make up a dominant portion of the video platforms compared to paid platforms like Hulu, Netflix & others. According to nScreenmedia, people spent 48% of their time watching online video on Youtube compared to 22% on Netflix, hulu with 8% & others
This chart shows the percentage of time spent viewing by source in the U.S. in March 2014
You will find more statistics at Statista