condition mean min max 0 h after light 0.04584565 0.0458048 0.0458865 4 h after light 0.090322 0.0 0.180644 8 h after light 0.113292 0.0 0.226584 4 h after dark 0.06765705 0.0449862 0.0903279 8 h after dark 0.0453021 0.045112 0.0454922 12 h after dark 0.1128638 0.0914866 0.134241