His turnovers are fine, it's his efficiency that will determine how good he is/isn't.
He currently has a TS% of 50%. For his career he is 53%. Those are awful numbers. You want him up around 60%.
I'm calling BS on this. I can't imagine they want to open up their books for the world to see.
If it does happen, we will be able to look back years from now and see the exact moment the top happened.