Table 1.

Demographic Characteristics of MSM Recruited Between 2010 and 2014 in Jiangsu (N = 19,750).

Characteristics	2010		2011		2012		2013		2014		Total
	(N = 3061)		(N = 3337)		(N = 4380)		(N = 4208)		(N = 4766)		(N = 19750)
	Resident %	Migrants%	Resident %	Migrants%	Resident %	Migrants%	Resident %	Migrants %	Resident %	Migrants%	Resident %	Migrant%
Percentage of the class	75.6	24.4	79	21	82.7	17.3	80.7	19.3	80.5	19.5	80	20
Age (years)
<20	5	4.8	6.8	4.6	5.1	4.9	6.1	5.9	4.6	8.1	5.4	5.8
20–29	45.1	56.9	50.4	63.6	48.5	56	48.1	61.2	48.3	56.6	48.2	58.7
30–39	27.5	25.6	23.3	22.3	25.8	27.1	25.9	23.2	23.5	21	25.1	23.7
40–49	16.7	9.5	14	7.4	14.3	9.6	13.2	6.9	15.3	9.5	14.6	8.6
≥50	5.7	3.2	5.5	2.1	6.5	2.4	6.7	2.7	8.3	4.8	6.7	3.1
Marital status
Single	58.6	64.8	63.3	71.4	56.8	66.6	60.6	73	56.1	72.3	58.8	69.7
Married	33.9	28	32	26	38.8	31.2	33.2	22	38.3	22.7	35.6	25.8
Divorced/ Widowed	7.5	7.3	4.7	2.6	4.4	2.2	6.2	5.1	5.6	5.1	5.6	4.5
Highest level of education
Junior high school or lower	22.8	34.5	19.4	22.6	21.9	28.2	21.5	30.5	18.1	26.8	20.6	28.5
Senior high school or above	77.2	65.5	80.6	77.4	78.1	71.8	78.5	69.5	81.9	73.2	79.4	71.5
Length of time living in current location
Less than one year	19.9	47.3	18.5	39.1	12.5	35.9	11.2	37.8	8.8	36	13.4	39
One year or more	80.1	52.7	81.5	60.9	87.5	64.1	88.8	62.2	91.2	64	86.6	61
Partner seeking Venues
Internet	24.5	21.4	34.5	36.7	47.6	40.7	40.2	24.3	62.5	29.3	44	30.3
Bar/Club	35.4	26.2	23.9	18.6	29.2	27.8	36.6	39.3	18.6	31.3	28.2	29
Bath center	24.7	36.9	24	28.4	16.5	26.4	7.3	11.9	6.7	16.1	14.6	23.3
Public places	0.4	0.1	2.2	0.6	0.6	0.5	2.8	2.7	0.2	0.2	1.2	0.8
Other	15	15.3	15.3	15.7	6.1	4.6	13.1	21.8	11.9	23.2	11.9	16.5