condition mean min max 0 h after light 1.27861 1.26426 1.29296 2 h after light 1.1136645 0.949879 1.27745 4 h after light 1.6416300000000001 1.54908 1.73418 8 h after light 6.32122 5.8531 6.78934 12 h after light 5.9409600000000005 5.45998 6.42194 2 h after dark 5.92847 5.02368 6.83326 4 h after dark 4.78965 3.46308 6.11622 8 h after dark 2.16989 1.85128 2.4885 12 h after dark 1.6170149999999999 1.417 1.81703