How much do you tip a golf attendant in Hawaii?

I play golf all the time how much to we tip the guys who wipes down our clubs?How much do you tip a golf attendant in Hawaii?I did that job for a bit and we were tipped about $5 but It rocked when you got more (hint hint)How much do you tip a golf attendant in Hawaii?If it's a nice club, give the kids a few extra bucks. No less than 5 but 10 would be better.