condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.011821666666666668 0.0 0.035465 9 h after light 0.012952 0.0 0.038856 12 h after light 0.008229775 0.0 0.0329191 3 h after dark 0.013451066666666666 0.0 0.0403532 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0