I don’t know where they are getting their data, but I imagine it’s very out-of-date, and ?/10 presumably just means they have no data for that particular page.
You might want to check the links in this post from another thread:
I don’t know where they are getting their data, but I imagine it’s very out-of-date, and ?/10 presumably just means they have no data for that particular page.
You might want to check the links in this post from another thread: