| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18-21 | 12 |
5.4%
|
| 2 | 22-35 | 101 |
45.7%
|
| 3 | 36-59 | 98 |
44.3%
|
| 4 | over60 | 10 |
4.5%
|
| Missing value | 53 |