condition mean min max 0 h after light 0.8027525 0.802037 0.803468 4 h after light 0.877775 0.49033 1.26522 8 h after light 0.7301934999999999 0.317397 1.14299 4 h after dark 0.7898805 0.472621 1.10714 8 h after dark 0.6339224999999999 0.477938 0.789907 12 h after dark 1.023803 0.480576 1.56703