condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 1.5217733333333332 0.0 4.56532 9 h after light 0.0 0.0 0.0 12 h after light 2.22404 0.0 4.70795 3 h after dark 3.4628666666666668 0.0 10.3886 6 h after dark 0.0 0.0 0.0 9 h after dark 3.8152133333333333 0.0 6.715 12 h after dark 2.57206 0.0 5.14412