condition mean min max 4 h after light 149.2395095 115.359401 183.119618 8 h after light 160.9312265 157.922433 163.94002 12 h after light 172.025905 148.435138 195.616672 4 h after dark 149.9989645 134.407027 165.590902 8 h after dark 137.60520300000002 125.857234 149.353172 12 h after dark 83.04486 83.04486 83.04486