condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.02908933333333333 0.0 0.174536 10 h after light 0.08884416666666667 0.0 0.359577 14 h after light 0.07016750000000001 0.0 0.215674 18 h after light 0.09543183333333334 0.0 0.337301 2 h after dark 0.058081 0.0 0.348486