step,mean16
10,0.699468085106383
20,0.7253989361702128
30,0.7539893617021277
40,0.7632978723404256
50,0.7613031914893617
60,0.7340425531914894
70,0.7460106382978723
80,0.7480053191489362
90,0.7613031914893617
100,0.7905585106382979