5-10 bucks.
I paid right in the middle for one a few years ago. They really havn't gone up in price as far as i've seen.
Because it makes no attempt to be great, it is therefore extremely great.
Some of My Game Collection Mah Mac n' Cheese Blog
I figure they'd be more expensive if they actually had something on them. I've seen spindles on of them on the bay before. So in short PapaStu is right.