condition mean min max 2 h after light 0.03166533333333333 0.0 0.189992 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.047751999999999996 0.0 0.173693 2 h after dark 0.021437833333333333 0.0 0.128627