condition mean min max 4 h after light 0.04289675 0.0 0.0857935 8 h after light 0.0390846 0.0 0.0781692 12 h after light 0.08729205 0.0607171 0.113867 4 h after dark 0.075792 0.0550963 0.107988 8 h after dark 0.06031896666666667 0.0 0.142819 12 h after dark 0.10532633333333334 0.0 0.196166