condition mean min max 1 h after light 18.659122945 18.27576686 19.04247903 3 h after light 19.73323606 18.83723783 20.24843086 5 h after light 20.298808373333333 19.57091307 21.26826678 7 h after light 21.202088136666667 19.11640699 22.56359191 9 h after light 23.94421924 23.69721933 24.32933764 11 h after light 25.784298 24.15957645 27.46860864 13 h after light 21.821495086666665 19.63706084 23.69263094 15 h after light 23.509422296666667 17.83837919 28.59798944 1 h after dark 24.83385184666667 23.33823869 26.84218673 3 h after dark 23.546527246666667 20.71224554 26.15263897 5 h after dark 22.14832910666667 21.70227549 22.3752491 7 h after dark 21.195339803333333 15.61653429 24.46738802