| Value | Category | Cases | |
|---|---|---|---|
| 1 | 20 |
5%
|
|
| 2 | 54 |
13.4%
|
|
| 3 | 20 |
5%
|
|
| 4 | 6 |
1.5%
|
|
| 5 | 15 |
3.7%
|
|
| 6 | 2 |
0.5%
|
|
| 7 | 53 |
13.1%
|
|
| 99 | Don't know | 234 |
57.9%
|
| Sysmiss | 2196 |