task,arm_a,arm_b,arm_c,base
niah_multikey,0.0,0.0,0.0,0.0
niah_multivalue,0.0,0.0,0.0,0.0
niah_single,0.0,0.0,0.0,0.0
val_backward,0.0,0.0,0.0,1.0
vt,0.0,0.0,0.0,1.0