| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18-21 | 5 |
2.1%
|
| 2 | 22-35 | 100 |
41.2%
|
| 3 | 36-59 | 129 |
53.1%
|
| 4 | over60 | 9 |
3.7%
|
| Missing value | 163 |