Table 1.

Demographics of the participants.

Variables	Category	N	%
Sex	Male	1661	53.1
	Female	1465	46.9
Colleges	Management	421	13.3
	Humanities and Arts	466	14.9
	Normal	421	13.5
	Agricultural	679	21.7
	Science and Engineering	682	21.8
	Life sciences	461	14.7
Grade	Freshman	1643	52.6
	Junior	1483	47.4
Age (years)	17	8	0.3
	18	1330	42.5
	19	1398	44.7
	20	303	9.7
	21	52	1.7
	22	18	0.6
	23	17	0.5