| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-11 | 129 |
15.9%
|
| 2 | 12-23 | 156 |
19.2%
|
| 3 | 24-35 | 150 |
18.5%
|
| 4 | 36-47 | 154 |
19%
|
| 5 | 48-59 | 148 |
18.2%
|
| Sysmiss | 74 |
9.1%
|