monthly ... i would say the earning right about now is 30 cents monthly  

But there is a rumor there is a new dev in town and things might get better, wish I could confirm this rumor

where did I come up with that figure?
a few a day is what I get with a masternode x 30 x current price 0.009641
https://masternodesreviewed.com/CoinsWithMasternodes/coinonatx-xcxt/