condition mean min max 3 h after light 65.4753 59.1907 70.8979 6 h after light 63.84863333333333 54.5602 72.9255 9 h after light 60.1184 58.318 61.6212 12 h after light 71.710375 66.7484 75.5482 3 h after dark 85.06016666666666 78.4083 91.9838 6 h after dark 75.76676666666667 71.2067 80.9685 9 h after dark 62.5798 58.1583 71.0807 12 h after dark 59.3124 57.6513 60.9735