condition mean min max 3 h after light 0.028975466666666668 0.0 0.0869264 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.06533806666666667 0.0 0.130674 6 h after dark 0.0 0.0 0.0 9 h after dark 0.03583493333333333 0.0 0.0595048 12 h after dark 0.0 0.0 0.0