condition mean min max 0 h after light 16.04915 11.4874 20.6109 2 h after light 4.29901 0.0 8.59802 4 h after light 11.4662 11.2603 11.6721 8 h after light 1.969745 0.0 3.93949 12 h after light 22.464750000000002 21.8546 23.0749 2 h after dark 22.1978 12.8582 31.5374 4 h after dark 20.5201 15.278 25.7622 8 h after dark 27.534399999999998 24.9204 30.1484 12 h after dark 20.046 19.6549 20.4371