condition mean min max 3 h after light 0.236534 0.108967 0.484618 6 h after light 0.337058 0.232157 0.453658 9 h after light 0.3092743333333333 0.293327 0.335059 12 h after light 0.37551 0.158847 0.597888 3 h after dark 0.8389723333333333 0.559714 1.34492 6 h after dark 1.12793 1.01966 1.24903 9 h after dark 0.5454083333333333 0.472746 0.599833 12 h after dark 0.5268623333333333 0.347313 0.655281