Outside Posts?

Originally Posted by Rupert Pupkin

I was just having an argument with a friend of mine about how many horses have won the Derby from the outside posts. I could have sworn there have been at least a few. He says there has only been one. Does anyone know how many horses have won the Derby from posts 17-20? Who are some of the horses that have won from those posts?

Since 1970 I got:

Monarchos 16
Fu Peg 15
Charismatic 16
Thunder Gulch 16
Gato de sol 18

What post position does the first aux. gate begin?