condition mean min max 4 h after light 49.56075 40.6018 58.5197 8 h after light 34.87145 34.3982 35.3447 12 h after light 28.4092 23.4986 33.3198 4 h after dark 54.2747 48.8225 63.5386 8 h after dark 54.46926666666667 49.5221 59.5751 12 h after dark 62.7411 59.7271 64.361