| Value | Category | Cases | |
|---|---|---|---|
| 1 | 29 |
3.7%
|
|
| 2 | 68 |
8.7%
|
|
| 3 | 114 |
14.5%
|
|
| 4 | 575 |
73.2%
|
|
| Sysmiss | 3 |