16 0.01 17 0.11 18 0.67 19 1.85 20 4.34 21 10.57 22 17.73 23 26.20 24 36.01 25 45.37 26 54.76 27 63.26 28 70.42 29 76.44 30 80.99 31 84.19 32 87.66