condition mean min max 4 h after light 0.7640399999999999 0.424347 1.01833 8 h after light 1.1350153333333333 0.305746 2.26036 12 h after light 1.100355 0.662725 1.53875 4 h after dark 1.6826266666666667 1.07859 2.12838 8 h after dark 0.931129 0.619367 1.09946 12 h after dark 0.9878833333333333 0.78758 1.16836