Well done. I agree - probably a 550 course skipping the right 10 pointers (perhaps 2, 3, 4, 7 & 9?).
1, 8 and 7 were horrible so you did well to skip those.
Sounds like 2 was pretty bad.
So much luck involved on the 10 pointers. BUT we were all warned. Just to suborn to listen to the setter :)