condition mean min max 2 h after light 0.28374065 0.0882229 0.544669 6 h after light 0.3330396666666667 0.0 0.683179 10 h after light 0.623538 0.0 1.53676 14 h after light 0.8242961666666666 0.430522 2.37728 18 h after light 0.43242325 0.0853625 1.03725 2 h after dark 0.28192833333333334 0.0 0.627932