condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.016438066666666667 0.0 0.0493142 8 h after dark 0.0 0.0 0.0 12 h after dark 0.011705266666666667 0.0 0.0351158