| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 |
25.3%
|
|
| 1 | 46 |
61.3%
|
|
| 2 | 9 |
12%
|
|
| 3 | 1 |
1.3%
|
|
| Sysmiss | 486 |