Right now I bounce between 12-18mg. The past year was 18-24mg... & I throw in a couple of 6mg days here & there for giggles. Used to do 15ml a week, now that same 15ml is going on 3 weeks-- I drip, which cuts down on excessive use, over-filling carts, drooling attys, etc. YMMV.
keep on vaping...