condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 1.89337 0.0 5.68011 12 h after light 0.06087133333333333 0.0 0.182614 4 h after dark 0.0 0.0 0.0 8 h after dark 0.152861 0.0 0.458583 12 h after dark 0.0 0.0 0.0