| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15-17 | 4 |
0.1%
|
| 2 | 18-21 | 209 |
7.5%
|
| 3 | 22-35 | 1420 |
51.1%
|
| 4 | 36-59 | 1047 |
37.7%
|
| 5 | over60 | 97 |
3.5%
|
| Missing value | 1716 |