| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18-21 | 6 |
1.2%
|
| 2 | 22-35 | 214 |
43.1%
|
| 3 | 36-59 | 254 |
51.2%
|
| 4 | over60 | 22 |
4.4%
|
| Missing value | 223 |