N, RMSE, Max 5,0.064931,0.11878 6,0.043906,0.11473 7,0.023563,0.052245 8,0.016437,0.041661 9,0.0093331,0.021614 10,0.0063212,0.014608 11,0.0040759,0.0090824 12,0.0026158,0.0065836 13,0.0018388,0.0047692 14,0.0010894,0.0033425 15,0.00078866,0.0023876