| Value | Category | Cases | |
|---|---|---|---|
| 0 | 55 |
24.8%
|
|
| 1 | 29 |
13.1%
|
|
| 2 | 105 |
47.3%
|
|
| 3 | 26 |
11.7%
|
|
| 4 | 7 |
3.2%
|
|
| Sysmiss | 2 |