He's been in their lives for over 10 years. But it goes on, and it will evolve.â. Indeed, Grey's has persevered after the departures of several regular cast members, including Isaiah Washington, Sandra Oh, Katherine Heigl, T.R. Knight, Kate Walsh, Eric Dane, Chyler Leigh, and Kim Raver.
1 Some state that the average human attention span is approximately 5 minutes; others state that most healthy teenagers and adults are unable to sustain attention on one thing for more than about 20 minutes at a time, although they can choose repeatedly to re-focus on the same thing.
About This Statistic. This statistic contains data on the average daily media use in the United States in as of April 2017. During the survey period, it was found that U.S. adults spent an average of 128 minutes (two hours and eight minutes) on laptop and desktop activities every day. The source estimated that the average American spent 727 minutes per day with media.