| Value | Category | Cases | |
|---|---|---|---|
| 1 | 9 |
1.4%
|
|
| 2 | 203 |
32.5%
|
|
| 3 | 149 |
23.9%
|
|
| 4 | 263 |
42.1%
|
|
| Sysmiss | 1609 |