condition mean min max 4 h after light 185.344559 83.466281 287.222837 8 h after light 84.77492649999999 75.442123 94.10773 12 h after light 196.469798 141.971949 250.967647 4 h after dark 68.690846 18.332412 119.04928 8 h after dark 34.9930815 18.112676 51.873487 12 h after dark 149.001288 149.001288 149.001288