condition mean min max 2 h after light 0.0380395 0.0 0.228237 6 h after light 0.041009166666666666 0.0 0.246055 10 h after light 0.03376966666666666 0.0 0.202618 14 h after light 0.0 0.0 0.0 18 h after light 0.06257650000000001 0.0 0.196969 2 h after dark 0.0 0.0 0.0