Table 2.

General demographic characteristics of the surveys

Variables	n	Percentage (%)	Variables	n	Percentage (%)
Gender			Age (years)
Male	384	51.2	19–25	71	9.5
Female	366	48.8	26–30	62	8.3
Marital status			31–35	40	5.3
Unmarried	116	15.5	36–40	52	6.9
Married	571	76.1	41–45	129	17.2
Divorced	17	2.3	46–50	118	15.7
Widowed	46	6.1	51–55	75	10.0
Permanent residence			56–59 ≥60 Number of siblings	23	3.1
Urban	416	55.5		180	24.0
Rural	334	45.5
Household registration			0	72	9.6
Non-agricultural	294	39.2	1	148	19.7
Agriculture	456	60.8	2	169	22.5
Educational level			≥3	361	48.1
Illiterate	21	2.8	Monthly per capita household income
Primary school	201	26.8	≤1500	140	18.7
Junior high school	280	37.3	1501–3000	170	22.7
High school	121	16.1	3001–4500	164	21.9
University	127	16.9	4501–6000	121	16.1
Occupational status			6001–7500	55	7.3
Students	68	9.1	7501–9000	33	4.4
Employment	263	35.1	9001–10,500	21	2.8
Retirees	112	14.9	≥10,501	46	6.1
No fixed occupation	307	40.9
Nation
Han nationality	683	91.1
Minority nationality	67	8.9

n Number of people