Post performance of 18 misinformation accounts, 7-day rolling average

Tracking how mean and median relative post performance changed when the following Facebook's anti-misinformation policies were introduced:

1 Facebook vows "aggressive action" on COVID & vaccine misinformation
2 Labels added to content to show the source of information
3 Lists of "dangerous organisations and individuals" now include QAnon; content supporting it is suppressed in feeds
4 Users and pages supporting QAnon labelled "violent extremists" and users encountering this content redirected to counsellors
5 Facebook claims it will remove groups, pages and accounts that keep making false claims about vaccines