| Value | Category | Cases | |
|---|---|---|---|
| 0 | 121 |
53.8%
|
|
| 1 | 89 |
39.6%
|
|
| 2 | 5 |
2.2%
|
|
| 4 | 1 |
0.4%
|
|
| 99 | Not applicable | 9 |
4%
|
| Sysmiss | 25 |