I'm sorry. I don't have all the answers to that.
One of the things is certainly training and retraining people to get into other areas. It depends on what other factors there are. Some of the factors that Allyson Schmidt mentioned are really key and they're very real inasmuch as if you have certain family obligations that don't allow you to sign up for a new set of courses, you're not going to be able to ascertain that. It's a multi-million dollar question you're asking and it's quite complex. It's a really good one that I hope you will pursue, because it's key to this issue.