MOST VIEWED TED TALKS

https://www.ted.com/playlists/171/the_most_popular_talks_of_all

https://www.ted.com/playlists/682/the_most_popular_ted_talks_of_2018

https://www.ted.com/playlists/608/most_popular_ted_talks_of_2017

https://www.ted.com/playlists/451/the_most_popular_talks_of_2016
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https://www.ted.com/playlists/320/the_most_popular_talks_of_2015_1

https://www.ted.com/playlists/215/the_most_popular_talks_of_2014