condition mean min max 4 h after light 11.313933500000001 10.404813 12.223054 8 h after light 10.5946505 10.43989 10.749411 12 h after light 10.6727495 9.122445 12.223054 4 h after dark 14.075658 13.237863 14.913453 8 h after dark 13.300231499999999 12.746156 13.854307 12 h after dark 12.223054 12.223054 12.223054