Dear @szokerobert, first of all thank you to join in our family.
You should know that when you set a bounty, before the end of 7th day you should decide who made the best comments and upvote them.
If you will not upvote anybody, the 5% of your bounty value will be divided to the commenters and rest you will got back.
You can decide even how much of your voting power you can give to each commenter, in this way you will make a kind of division of bounty.
I give you basic info, if you want know more please follow my friends comments who have send you very useful links.