condition mean min max 4 h after light 63.8975605 49.959118 77.836003 8 h after light 77.8697145 70.199467 85.539962 12 h after light 108.3767575 92.136843 124.616672 4 h after dark 144.3386915 99.67984 188.997543 8 h after dark 186.79315150000002 140.33707 233.249233 12 h after dark 108.924365 108.924365 108.924365