I don't pay attention to it and I can't for the life of me figure out how much it earns monthly but there is over $800 in my account. My hunch is $10-$15 a month or so.
I just moved it to a cheaper hosting plan so it's actually turning a minuscule profit now.
Nice. I thought the Carbon Ads and Deck Ads require some minimum # of traffic, so I guess you're hitting a lot of visitors on it?