| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-11 | 557 |
15.6%
|
| 2 | 12-23 | 667 |
18.7%
|
| 3 | 24-35 | 706 |
19.8%
|
| 4 | 36-47 | 627 |
17.6%
|
| 5 | 48-59 | 699 |
19.6%
|
| Sysmiss | 304 |
8.5%
|