| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18-21 | 12 |
6.4%
|
| 2 | 22-35 | 95 |
50.8%
|
| 3 | 36-59 | 76 |
40.6%
|
| 4 | over60 | 4 |
2.1%
|
| Missing value | 959 |