condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.04678796666666667 0.0 0.07715 12 h after light 0.048037800000000005 0.0 0.0653621 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.09728966666666666 0.0 0.291869 12 h after dark 0.19412445 0.0793449 0.308904