| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18-21 | 3 |
1.9%
|
| 2 | 22-35 | 74 |
48.1%
|
| 3 | 36-59 | 75 |
48.7%
|
| 4 | over60 | 2 |
1.3%
|
| Missing value | 252 |