| n | % | |
| Age (mean ± SD) | 35.1 ± 14.2 | |
| Age group | ||
| <20 years | 39 | 11.6 |
| 20 - 34 years | 149 | 44.2 |
| 35 - 49 years | 102 | 30.3 |
| ≥50 years | 47 | 13.9 |
| Sex | ||
| Male | 213 | 63.2 |
| Female | 124 | 36.8 |
| Marital status | ||
| Single | 211 | 62.6 |
| Married | 98 | 29.1 |
| Widowed/Divorced | 28 | 8.3 |
| Education | ||
| None/Primary | 19 | 5.6 |
| Unfinished high school | 176 | 52.2 |
| Bachelor degree/University | 142 | 42.1 |