| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15-17 | 1 |
0.1%
|
| 2 | 18-21 | 65 |
3.3%
|
| 3 | 21-35 | 9 |
0.5%
|
| 4 | 22-35 | 1140 |
58.3%
|
| 5 | 35-59 | 6 |
0.3%
|
| 6 | 36-59 | 715 |
36.6%
|
| 7 | over60 | 18 |
0.9%
|
| Missing value | 1389 |