7 0.5216346153846154 0.41346153846153844 0.3485576923076923 0.32572115384615385
8 0.5168269230769231 0.2920673076923077 0.37259615384615385 0.2127403846153846
15 0.5504807692307693 0.23557692307692307 0.12379807692307693 0.27163461538461536