condition mean min max 2 h after light 92.8494 61.9079 107.368 6 h after light 83.96451666666667 67.3933 98.0471 10 h after light 65.81915 52.9051 80.3052 14 h after light 77.9099 52.3674 107.127 18 h after light 84.27501666666666 58.7771 95.8342 2 h after dark 126.10083333333333 104.043 158.09