num_observation,sbibm.c2st 1,0.9800500273704529 2,0.982699990272522 3,0.961899995803833 4,0.9996500015258789 5,0.9629999995231628 6,0.9885500073432922 7,0.8874499797821045 8,0.9972500205039978 9,0.9193000197410583 10,0.9702000021934509