Table 1.

Demographic profile of the sample (n = 1077).

Characteristics	Frequency	Percentage
Age
18–25	232	21.50
26–35	293	27.20
36–45	145	13.50
46–55	155	14.40
55–88	252	23.40
Gender
Male	479	44.50
Female	598	55.50
Education level
Middle school and below	274	25.50
High school	157	14.60
Junior college	215	20.00
Bachelor	349	32.40
Master and above	82	7.60
Annual income (10,000 yuan)
Less than 1	68	6.30
From 1 to 3	239	22.20
From 3 to 5	298	27.70
More than 5	472	43.70

1 US $ = 6.496 yuan.