Table 4.

Age group (years) structure of health personnel at the Urumqi Regional CDC.

Year	<25		25~		35~		45~		55~
	n	%	n	%	n	%	n	%	n	%
2016	20	3.95	103	20.36	203	40.12	121	23.91	59	11.66
2017	24	4.89	127	25.87	184	37.47	112	22.81	44	8.96
2018	28	5.87	122	25.58	179	37.53	109	22.85	39	8.18
2017	22	4.69	122	26.01	163	34.75	128	27.29	34	7.25
2020	26	5.50	131	27.70	160	33.83	127	26.85	29	6.13

CDC = Center for Disease Control and Prevention.