  labels    q_label=1.0    q_label=0.9   q_label=0.75
     200         0.8392         0.8090         0.7594
    1000         0.9674         0.9245         0.8219
    5000         1.0000         0.9983         0.9577
   25000         1.0000         1.0000         1.0000
