Test Statistics^a

AES

AEO

ERS

UEPS

Mann-Whitney U

3878.000

3868.000

3966.500

4173.500

Wilcoxon W

6363.000

11,249.000

11,347.500

6658.500

Z

−1.011

−1.004

−0.733

−0.169

Asymp. Sig. (2-Tailed)

0.312

0.316

0.464

0.866