condition mean min max 0 h after light 0.2848985 0.227675 0.342122 4 h after light 0.340467 0.231984 0.44895 8 h after light 0.5116935 0.347639 0.675748 4 h after dark 0.168367 0.0 0.336734 8 h after dark 0.6745845 0.452243 0.896926 12 h after dark 0.5053894999999999 0.454738 0.556041