| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12-14 | 1931 |
7.6%
|
| 2 | 15 | 619 |
2.4%
|
| 3 | 16 | 644 |
2.5%
|
| 4 | 17 | 663 |
2.6%
|
| 5 | 5 | 758 |
3%
|
| 6 | 6-11 | 4606 |
18.1%
|
| Missing value | 16234 |
63.8%
|