condition mean min max 0 h after light 151.664 150.605 152.723 4 h after light 127.03099999999999 119.142 134.92 8 h after light 160.88 157.795 163.965 4 h after dark 195.46800000000002 182.351 208.585 8 h after dark 171.05849999999998 159.976 182.141 12 h after dark 166.3155 154.901 177.73