num_observation,sbibm.c2st 1,0.4975999891757965 2,0.552649974822998 3,0.5388500094413757 4,0.5573999881744385 5,0.5601999759674072 6,0.5346500277519226 7,0.5874500274658203 8,0.5730999708175659 9,0.5297499895095825 10,0.6032500267028809