condition mean min max 4 h after light 23.82685 23.3416 24.3121 8 h after light 14.22255 13.8789 14.5662 12 h after light 10.700949999999999 10.2976 11.1043 4 h after dark 16.936 14.5946 20.4448 8 h after dark 19.224866666666667 14.1477 23.3138 12 h after dark 27.032566666666668 23.1032 31.6063