I didn't set aside enough time to really get in-depth with it over the weekend, but I did update the firmware and redo the setup with 13 positions instead of 8. I was also going to try repositioning the subs to see what effect that would have on the results, but I was already getting annoyed with having to run back and forth between the rooms to do the setup. I think I need to have a friend around to help me with it.

Anyway, here is the graph it created: