(I) years of service	(J) years of service	Mean Difference (I-J)	Std. Error	Sig.	95% Confidence Interval
(I) years of service	(J) years of service	Mean Difference (I-J)	Std. Error	Sig.	Lower Bound
1 - 10	11 - 20	−5.123	5.275	0.766	−18.843
	21 - 30	−13.647	6.880	0.199	−31.541
	31 - 40	−7.125	6.692	0.712	−24.531
11 - 20	1 - 10	5.123	5.275	0.766	−8.596
	21 - 30	−8.524	6.246	0.524	−24.769
	31 - 40	−2.002	6.039	0.987	−17.709
21 - 30	1 - 10	13.647	6.880	0.199	−4.246
	11 - 20	8.524	6.246	0.524	−7.721
	31 - 40	6.522	7.482	0.819	−12.937
31 - 40	1 - 10	7.125	6.692	0.712	−10.281
	11 - 20	2.002	6.039	0.987	−13.704
	21 - 30	−6.522	7.482	0.819	−25.981