Table 4.

The retention rate of non-native recruited workforces over the years 2008–2018

Time(Year)	Estimation (retention estimation rate)	SE	Number (Persons non-retention)	Hazard (risk level for non-retention)
2008	97.2	0.001	374	2.8
2009	96	0.002	506	4
2010	94.7	0.002	622	5.3
2011	93	0.002	761	7
2012	91.7	0.003	862	8.3
2013	90.2	0.003	963	9.8
2014	88.8	0.003	1050	11.2
2015	87.3	0.004	1124	12.7
2016	85.8	0.004	1167	14.2
2017	84.3	0.005	1195	15.7
2018	83	0.007	1201	17