condition mean min max 0 h after light 0.57203 0.490811 0.653249 4 h after light 0.6575325 0.48305 0.832015 8 h after light 0.4893865 0.332484 0.646289 4 h after dark 1.044775 0.96236 1.12719 8 h after dark 0.890053 0.482526 1.29758 12 h after dark 0.48039699999999996 0.163093 0.797701