| Value | Category | Cases | |
|---|---|---|---|
| -9 | do not know | 13 |
12.5%
|
| 1 | 67 |
64.4%
|
|
| 2 | 11 |
10.6%
|
|
| 3 | 6 |
5.8%
|
|
| 4 | 5 |
4.8%
|
|
| 5 | 1 |
1%
|
|
| 7 | 1 |
1%
|
|
| Sysmiss | 137 |