condition mean min max 0 h after light 53.9966 45.2547 62.7385 2 h after light 28.53585 28.2101 28.8616 4 h after light 25.07105 24.9961 25.146 8 h after light 14.03195 12.4992 15.5647 12 h after light 19.0459 17.9693 20.1225 2 h after dark 35.17405 34.4572 35.8909 4 h after dark 35.2761 34.643 35.9092 8 h after dark 49.6824 45.4263 53.9385 12 h after dark 59.62845 56.5922 62.6647