condition mean min max 4 h after light 147.11907 94.83961 193.6693 8 h after light 38.68655 25.66828 61.85286 12 h after light 43.991706666666666 30.78432 65.05774 16 h after light 58.73352333333334 46.56242 67.51236 4 h after dark 122.1311 104.4723 132.2722 8 h after dark 162.5236 120.9377 201.2172