condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.06407433333333333 0.0 0.192223 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.04655733333333333 0.0 0.139672 12 h after dark 0.0 0.0 0.0