condition mean min max 4 h after light 0.03327925 0.0 0.0665585 8 h after light 0.0 0.0 0.0 12 h after light 0.0215274 0.0 0.0430548 4 h after dark 0.03858386666666667 0.0 0.060164 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0