condition mean min max 2 h after light 50.27725 41.031 62.3065 6 h after light 44.36751666666667 32.7778 55.672 10 h after light 44.1638 36.1332 52.3627 14 h after light 45.74146666666667 28.0213 60.2261 18 h after light 44.63613333333333 28.4025 56.7293 2 h after dark 66.8497 57.1442 83.5265