| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
2.8%
|
|
| 1 | 1 | 31 |
86.1%
|
| 2 | 3 |
8.3%
|
|
| 4 | 1 |
2.8%
|
|
| 96 | 2 | 0 |
0%
|
| 97 | 3 | 0 |
0%
|
| 99 | 4 | 0 |
0%
|
| Sysmiss | 1868 |