I keep all (6) 15-22 mags loaded at 25 ,the colt M-16 mags ( 8) at 28 and my 40 cal stoeger cougar mags (2) at the full 11 rounds at all times.
That way if I want to go to the range I just grab my bag and firearms and go.There is nothing better to relieve stress than a good day at the range...