| Item | Frequency (person) | Percentage (%) |
|---|---|---|
| Gender | ||
| Male | 192 | 49.2 |
| Female | 198 | 50.8 |
| Age | ||
| 20s | 91 | 23.3 |
| 30s | 93 | 23.8 |
| 40s | 105 | 26.9 |
| 50s or above | 101 | 25.9 |
| Level of education | ||
| High school graduate | 64 | 16.4 |
| Junior college graduate | 55 | 14.1 |
| University graduate | 244 | 62.6 |
| Graduate school or higher | 27 | 6.9 |
| Total | 390 | 100.0 |