| Value | Category | Cases | |
|---|---|---|---|
| 1 | 397 |
73.4%
|
|
| 2 | 110 |
20.3%
|
|
| 3 | 30 |
5.5%
|
|
| 4 | 4 |
0.7%
|
|
| Sysmiss | 459 |