| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-11 | 759 |
12.9%
|
| 2 | 12-23 | 1141 |
19.4%
|
| 3 | 24-35 | 1255 |
21.4%
|
| 4 | 36-47 | 1370 |
23.4%
|
| 5 | 48-59 | 1342 |
22.9%
|
| Sysmiss | 119 |