| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-11 | 2101 |
18.9%
|
| 2 | 12-23 | 2110 |
19%
|
| 3 | 24-35 | 2275 |
20.5%
|
| 4 | 36-47 | 2280 |
20.5%
|
| 5 | 48-59 | 2344 |
21.1%
|
| Sysmiss | 163 |