num_observation,sbibm.c2st 1,0.7048500180244446 2,0.7178999781608582 3,0.7572000026702881 4,0.7006999850273132 5,0.6952000260353088 6,0.6832000017166138 7,0.7736499905586243 8,0.7623999714851379 9,0.7512999773025513 10,0.7010999917984009