num_observation,sbibm.c2st 1,0.9900500178337097 2,0.9574000239372253 3,0.9711999893188477 4,0.9892500042915344 5,0.9641000032424927 6,0.9387000203132629 7,0.9934499859809875 8,0.9851999878883362 9,0.9784500002861023 10,0.94964998960495