They do give you a breakdown of where your money went at the bottom of their website (when logged in): https://contributor.google.com
It would be nice if they offered to e-mail this to you once a week/month or provided more detail. Even better would be for them to show some of that information in the place of the ads you've purchased.
It would be nice if they offered to e-mail this to you once a week/month or provided more detail. Even better would be for them to show some of that information in the place of the ads you've purchased.