condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.03438733333333333 0.0 0.103162 12 h after light 0.0 0.0 0.0 4 h after dark 0.055693 0.0 0.167079 8 h after dark 0.0 0.0 0.0 12 h after dark 0.04009566666666667 0.0 0.120287