| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18-21 | 5 |
3.9%
|
| 2 | 22-35 | 46 |
36.2%
|
| 3 | 36-59 | 74 |
58.3%
|
| 4 | over60 | 2 |
1.6%
|
| Missing value | 75 |