Keeping it short. Here are the links to the Official Information Request responses from the the UK’s Office of National Statistics.
From the above link. Please see below for death registrations for 2020 and 2021 (provisional) that were due to COVID-19 and were recorded without any pre-existing conditions, England and Wales. (emphasis added)
17 371 deaths with the average age being between 82 and 83 years old.
And a January 17th release covering 1st February 2020 through to 31st December 2021 .
If you want a walk through of the first release (from December of last year)…