N, RMSE, Max 4,0.90328,1.9599 6,0.39148,1.0386 8,0.2071,0.62616 10,0.087102,0.30638 12,0.032655,0.13167 14,0.011119,0.051452 16,0.0048747,0.025146 18,0.0028514,0.015847 20,0.001416,0.0084392 22,0.00063907,0.0040487 24,0.00028704,0.0019198 26,0.00014682,0.0010092 28,7.8216e-05,0.00055769 30,3.6555e-05,0.00027921