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 0.0097203 0.0 0.0291609 12 h after light 0.00617635 0.0 0.0247054 3 h after dark 0.0556798 0.0302846 0.0761886 6 h after dark 0.017441833333333333 0.0 0.0523255 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0