4.000000 0.018962 6.000000 0.011688 8.000000 0.009283 10.000000 0.009182 12.000000 0.019654 14.000000 0.023368 16.000000 0.013393 18.000000 0.014132 20.000000 0.015209 22.000000 0.015316 24.000000 0.016692