| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-11 | 739 |
20.8%
|
| 2 | 12-23 | 643 |
18.1%
|
| 3 | 24-35 | 718 |
20.2%
|
| 4 | 36-47 | 755 |
21.3%
|
| 5 | 48-59 | 691 |
19.5%
|
| Sysmiss | 6 |