You won't know. You won't ever know. Nobody knows except the HP staff members, and they are NOT going to tell you.
The only solid and true thing to be said here is that the most original hubs score highest. I had one hub- and I'll show you the link, that was once a score of 100. . . .today, it's much lower.
There you are - that used to be a 100. . . .at the time of this answer it's an 87. . . .do I care, hell to tha no I don't care. I want money.