condition mean min max 0 h after light 151.83350000000002 148.814 154.853 4 h after light 175.875 163.687 188.063 8 h after light 194.2885 188.552 200.025 4 h after dark 225.02300000000002 220.383 229.663 8 h after dark 196.082 194.501 197.663 12 h after dark 153.02999999999997 140.89 165.17