TABLE 2.

Demographic characteristics.

Characteristics	Number	Percentage (%)
Gender
Male	153	43.71
Female	197	56.29
Age
16–18	7	2.00
18–25	135	38.57
26–35	95	27.14
36–45	41	11.71
46–60	44	12.57
Over 60	28	8.00
Education level
High school or below	35	10.00
College/University	267	76.29
Master or doctoral	48	13.71
Income (Monthly, CNY)
<1001 CNY	11	3.14
1001–5000 CNY	139	39.71
5001 CNY–8000 CNY	129	36.86
8001 CNY–17,000 CNY	55	15.71
17,001 CNY–30,000 CNY	12	3.43
>30,001 CNY	4	1.14