condition mean min max 3 h after light 1.47537 0.0 4.42611 6 h after light 1.24146 0.0 3.72438 9 h after light 4.3887 0.0 13.1661 12 h after light 2.72182 0.0 7.34965 3 h after dark 0.0 0.0 0.0 6 h after dark 4.7988333333333335 0.0 7.87496 9 h after dark 1.9639633333333333 0.0 5.89189 12 h after dark 0.0 0.0 0.0