condition mean min max 4 h after light 217.150747 208.875831 225.425663 8 h after light 233.26254699999998 225.682231 240.842863 12 h after light 217.7815005 214.569941 220.99306 4 h after dark 199.543313 183.103665 215.982961 8 h after dark 197.88773500000002 194.813883 200.961587 12 h after dark 149.109724 149.109724 149.109724