Table 3: DEA efficiency correlation test.

Spearman’s rhoBenevolentAggressiveIdeal & anti-ideal points

Benevolent
 Correlation1.000.964.929
 Sig. (bilateral).000.003
Aggressive
 Correlation.9641.000.964
 Sig. (bilateral).000
Ideal & anti-ideal points
 Correlation.929.9641.000
 Sig. (bilateral).003.000