condition mean min max 2 h after light 10.902700000000001 10.2062 11.5602 6 h after light 10.81363 9.78139 11.3542 10 h after light 11.668166666666666 10.7347 12.4822 2 h after dark 11.459100000000001 10.509 12.0455 6 h after dark 8.514936666666667 7.95923 9.38346 10 h after dark 7.32789 6.55765 8.50066