| Variable | n (%) |
| Gender Male Female Subtotal | 5 (1.7) 282 (98.3) 287 |
| Age (years) ≤25 26 - 30 31 - 35 ≥36 Subtotal | 143 (50.4) 85 (29.9) 26 (9.2) 30 (10.6) 284 |
| Education College University Subtotal | 263 (91.6) 24 (8.4) 287 |