condition mean min max 3 h after light 64.2803 58.7325 70.0461 6 h after light 65.85786666666667 48.681 77.6959 9 h after light 71.3257 63.324 78.5825 12 h after light 74.2284 66.2216 80.7247 3 h after dark 92.7706 88.487 99.1143 6 h after dark 73.26586666666667 69.815 75.8986 9 h after dark 69.57943333333333 67.9302 72.7547 12 h after dark 58.61065 56.5116 60.7097