So glad you're OK. It's events like this that should remind all of us to be EXTRA special careful around, and operating our equipment.
I had my 2538 just tip a little the other day with a full bucket of wet sand, and had my heart rate set a new record.
Having the tractor go all the way over on you, is frightening. I can't even imagine how I would feel.
I think you owe the "guy upstairs" a special thank you.
I live in a ranch house.