So I was checking one of my Facebook page's specific post insights. Although "Likes/Comments on post" and "Likes/Comments on shares" are pretty explicit, I'm wondering what exactly "Shares on shares" means when the post hasn't been shared yet ("Shares on post" is
Here's a screenshot:
And here's a screenshot of the whole post:
And the same happened with a post from 20 minutes ago:
How can a post be shared from a share when no one has shared the said post?