Name	Option	Frequency	Percentage (%)	Cumulative percentage (%)
age group	Below 30	257	7.79	7.79
	30 - 39	1207	36.58	44.36
	40 - 49	792	24.00	68.36
	50 - 65	1044	31.64	100.00
gender	male	2180	66.06	66.06
gender	female	1120	33.94	100.00
marital status	married	3048	92.36	92.36
marital status	unmarried	252	7.64	100.00
education	Junior high school and below	51	1.55	1.55
	High school and technical secondary school	109	3.30	4.85
	Junior College and Undergraduate	2697	81.73	86.58
	Master’s and PhD	443	13.42	100.00
income	Below 3000 yuan	908	27.52	27.52
	3000 - 5000 yuan	1341	40.64	68.15
	5000 - 10,000 yuan	875	26.52	94.67
	10,000 - 15,000 yuan	176	5.33	100.00
Professional Title	Level 2 and below	2271	68.82	68.82
Professional Title	Level 2 or above	1029	31.18	100.00
Years of service	5 years and below	118	3.58	3.58
	5 - 10 years	501	15.18	18.76
	10 - 15 years	919	27.85	46.61
	15 - 20 years	808	24.48	71.09
	20 - 25 years	381	11.55	82.64
	25 - 30 years	388	11.76	94.39
	Over 30 years	185	5.61	100.00