Yep, these prices are just getting nasty ugly low. That being said, something very odd, likes screwy flat-line stats, is going on with Middlecoin, and horrifically low revenue under 0.005 BTC/MH/Day, depending on what miner samples you look at.
http://www.middlecoin.com/Nah middlecoin has always been like that.. stats stops updating, payouts low for a day or two and then double payouts.