Facebook Audience Insights- you can see insights from the last 7 to 14 days on:

Facebook Audience Insights- you can see insights from the last 7 to 14 days on:

The answer is :

- Engaged viewers: people who reacted to, commented on, or shared one of your videos within the date range

- Viewers: of at least 1 minute of your videos within the date range

- New followers: people who have followed or unfollowed your page within the date range