| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 - 15 | 525 |
37.9%
|
| 2 | 16 - 18 | 366 |
26.4%
|
| 3 | 19 - 21 | 319 |
23%
|
| 4 | 22 - 23 | 174 |
12.6%
|
| Sysmiss | 5000 |