| Value | Category | Cases | |
|---|---|---|---|
| 3 | 3 |
4.6%
|
|
| 4 | 2 |
3.1%
|
|
| 5 | 3 |
4.6%
|
|
| 6 | 1 |
1.5%
|
|
| 7 | 7 |
10.8%
|
|
| 8 | 5 |
7.7%
|
|
| 9 | 1 |
1.5%
|
|
| 11 | Don’t know | 24 |
36.9%
|
| Sysmiss | 19 |
29.2%
|