(I) years of service

(J) years of service

Mean Difference (I-J)

Std. Error

Sig.

95% Confidence Interval

Lower Bound

Upper Bound

1 - 10

11 - 20

−0.100

3.517

1.000

−9.248

9.047

21 - 30

3.455

4.587

0.875

−8.476

15.386

31 - 40

7.090

4.462

0.388

−4.515

18.696

11 - 20

1 - 10

0.100

3.517

1.000

−9.047

9.248

21 - 30

3.555

4.164

0.829

−7.276

14.387

31 - 40

7.191

4.026

0.285

−3.281

17.664

21 - 30

1 - 10

−3.455

4.587

0.875

−15.386

8.476

11 - 20

−3.555

4.164

0.829

−14.387

7.276

31 - 40

3.635

4.988

0.885

−9.339

16.610

31 - 40

1 - 10

−7.090

4.462

0.388

−18.696

4.515

11 - 20

−7.191

4.026

0.285

−17.664

3.281

21 - 30

−3.635

4.988

0.885

−16.610

9.339