15 0.5444711538461539 0.4639423076923077 0.05048076923076923 0.17307692307692307
8 0.5360576923076923 0.4951923076923077 0.0625 0.09134615384615384
17 0.010817307692307692 0.26802884615384615 0.016826923076923076 0.03125