Specimen

S01

S02

S11

S12

S21

S22

$S_i^{+}$

0.0440

0.0433

0.0128

0.0223

0.0280

0.0353

$S_i^{-}$

0.0202

0.0172

0.042

0.0358

0.0250

0.0241