The 0% thing doesn't apply, but you could take a look at http://www.pinupsforvets.com/
Gina - a very lovely woman in all senses of the word - started it back in 2006. She visits vets in hospital (in costume) and most of the money raised goes to providing medical equipment and improving medical care.
I usually buy a dozen or so calendars per year purely for family and friends, and another dozen as gifts for the long term ill in veterans hospitals. Brings a smile to their faces, at the very least!
I did interview her once and got to know her rather well. If you want the interview link, drop me a message.