condition mean min max 3 h after light 0.061385 0.0 0.184155 6 h after light 0.0 0.0 0.0 9 h after light 0.08130103333333333 0.0 0.222609 12 h after light 0.125181 0.0 0.371175 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.009162833333333334 0.0 0.0274885 12 h after dark 0.0 0.0 0.0