When you employ 70,000 people at one location in most jobs that don't have much room for advancement your not going to have a lot of people staying with the company for a long time. Also along those lines you're bound to have bad apples in a sample size that large. I'm curious what the percentage of people that are let go from Disney.
I'll send you something via PM... since I'm not entirely sure of the veracity, I don't want to post it publicly.