| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15-17 | 1 |
0.1%
|
| 2 | 18-21 | 28 |
4.1%
|
| 3 | 21-35 | 2 |
0.3%
|
| 4 | 22-35 | 367 |
53.7%
|
| 5 | 35-59 | 2 |
0.3%
|
| 6 | 36-59 | 269 |
39.3%
|
| 7 | over60 | 15 |
2.2%
|
| Missing value | 1571 |