| Value | Category | Cases | |
|---|---|---|---|
| 0 | 173 |
67.3%
|
|
| 1 | 73 |
28.4%
|
|
| 2 | 6 |
2.3%
|
|
| 3 | 3 |
1.2%
|
|
| 4 | 1 |
0.4%
|
|
| 6 | 1 |
0.4%
|
|
| Sysmiss | 2023 |