| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-5 | 231 |
7.9%
|
| 2 | 6-11 | 318 |
10.9%
|
| 3 | 12-23 | 554 |
18.9%
|
| 4 | 24-35 | 496 |
17%
|
| 5 | 36-47 | 631 |
21.6%
|
| 6 | 48-59 | 571 |
19.5%
|
| Sysmiss | 124 |
4.2%
|