Why is every year the industry [sales] figure bigger ...

Why is every year the industry [sales] figure bigger than what we tell you it's going to be at the beginning of the year? ... Obviously the traditional models are not working. Is that going to continue indefinitely? I don't know. I suspect so. Why is it up? A lot of wealth in the U.S. economy [and] vehicle prices relative to that wealth are the lowest they've been in 20 or 30 years.