Table 1.

Demographic characteristics.

Characteristics		Number	Percentage (%)
Gender	Male	136	45
	Female	166	55
Marital status	Single	196	64.9
	Married	106	35.1
Education	High school degree or less	3	1
	2 year/community college degree	76	25.2
	University degree	181	59.9
	Graduate degree	42	13.9
Work area	Regular employee	209	69.2
	Contract employee	93	30.8
Years of service	2 years or less	39	12.9
	2–5 years	151	50
	5–10 years	20	6.6
	10 years or more	92	30.5
Yearly income	KRW 24.99 million or less	92	30.5
	KRW 25–39.99 million	99	32.8
	KRW 40–54.99 million	81	26.8
	KRW 55–69.99 million	24	7.9
	KRW 70 million or more	6	2
Job position	Staff	153	50.7
	Team leader	82	27.2
	Others	67	22.2
Working unit	Front office	179	59.3
	F&B	114	37.7
	Others	9	3
Total		302	100%