condition mean min max 2 h after light 96.60261666666666 81.2916 110.667 6 h after light 86.96865 74.4748 99.0767 10 h after light 89.06395 72.8085 106.995 14 h after light 88.74451666666667 62.0728 110.914 18 h after light 96.11811666666667 78.7505 107.352 2 h after dark 97.90728333333334 80.8053 110.509