N, RMSE, Max 20,2.8218,16.576 22,2.4577,16.061 24,2.7745,18.883 26,2.026,13.859 28,1.6255,12.819 30,1.8461,14.697 32,1.2097,9.4892 34,1.2828,10.952 36,1.0923,9.1048 38,0.85945,7.5359 40,1.0223,10.506 42,0.79005,8.2309 44,0.66099,7.1594 46,0.60212,6.7716 48,0.46767,5.0933 50,0.4015,4.5751 52,0.15593,1.3373 54,0.22558,2.581 56,0.1359,1.5285 58,0.091188,0.97878 60,0.089433,0.9964 62,0.10615,1.334 64,0.039386,0.41966 66,0.032121,0.34358 68,0.024632,0.27941 70,0.012544,0.098843 72,0.013763,0.15523 74,0.0073851,0.060726 76,0.0067135,0.061959 78,0.0053899,0.048515 80,0.0049956,0.037942