 Yes, but did it talk about things like, okay, because we know this, the smaller the classroom sizes, the better. All right, so my kids are in private school, and I mean, you're talking 16 kids in a class versus 25, 26, 27, 28. I mean, that right there is going to be helpful. And did it also take into account things that we know to be true? Chances are, if you are paying for