BBC’s coverage of Charles III’s crowning at Westminster Abbey in May was viewed by a total of 12.8million.
With a viewership of 11.9 million, BBC's drama Happy Valley was the second most-watched Telly show in the UK.
Singing reality show Eurovision Song Contest secured the third position with 10.7 million viewers.
Hit series The Great British Bake Off is at number four with 9.7 million viewership.
I'm a Celebrity... Get Me Out of Here! is at number 5 with 9 million viewership.
The documentary Planet Earth III is at number six with 8.9 million viewership.
Strictly Come Dancing is at number 7 spot with a total viewership of 8.5 million.
The crime drama Death in Paradise is at number 8 with a total viewership of 8.3 million.
Unforgotten is at number 9 with a total viewership of 8.2 million.