With their prevalence across the web, it’s hard to believe that the TED conference organizers have only been broadcasting the video content of their events for five years. On their anniversary, they’ve released a list of the 20 most-watched TEDTalks – as watched on key platforms we track: TED.com, YouTube, iTunes, embed and download and Hulu:

Sir Ken Robinson says schools kill creativity (2006): 8,660,010 views

Jill Bolte Taylor‘s stroke of insight (2008): 8,087,935

Pranav Mistry on the thrilling potential of SixthSense (2009): 6,747,410

Pattie Maes and Pranav Mistry demo SixthSense (2009): 6,731,153

David Gallo‘s underwater astonishments (2007): 6,411,705

Tony Robbins asks Why we do what we do (2006): 4,909,505

Hans Rosling shows the best stats you’ve ever seen (2006): 3,954,776

Arthur Benjamin does mathemagic (2005): 3,664,705

Jeff Han demos his breakthrough multi-touchscreen (2006): 3,592,795

Johnny Lee shows Wii Remote hacks for educators (2008): 3,225,864

Blaise Aguera y Arcas runs through the Photosynth demo (2007): 3,007,440

Elizabeth Gilbert on nurturing your genius (2009): 2,978,288

Dan Gilbert asks: Why are we happy? (2004): 2,903,993

Stephen Hawking asks big questions about the universe (2008): 2,629,230

Daniel Pink on the surprising science of motivation (2009): 2,616,363

Barry Schwartz on the paradox of choice (2005): 2,263,065

Richard St. John shares 8 secrets of success (2005): 2,252,911

Mary Roach 10 things you didn’t know about orgasm (2009): 2,223,822

Simon Sinek on how great leaders inspire action (2010): 2,187,868

Chimamanda Adichie shares the danger of a single story (2009): 2,143,763

Commenting on the list, Emily McManus from the TED team says:

“What a great, mixed-up group this is! Talks about education and creativity, sex and fish, whizzy tech demos and big questions about the universe … it’s a cool snapshot of what we find interesting.”

TED