| Value | Category | Cases | |
|---|---|---|---|
| 0 | 12 |
50%
|
|
| 1 | 7 |
29.2%
|
|
| 4 | 1 |
4.2%
|
|
| 5 | 1 |
4.2%
|
|
| 8 | 1 |
4.2%
|
|
| 77 | Don't know | 2 |
8.3%
|
| Sysmiss | 5989 |