condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.03270716666666667 0.0 0.107342 10 h after light 0.0305255 0.0 0.183153 14 h after light 0.06684683333333333 0.0 0.184689 18 h after light 0.0 0.0 0.0 2 h after dark 0.014791966666666668 0.0 0.0887518