| Value | Category | Cases | |
|---|---|---|---|
| 1 | 34 |
3.6%
|
|
| 2 | 71 |
7.4%
|
|
| 3 | 72 |
7.5%
|
|
| 4 | 30 |
3.1%
|
|
| 5 | 229 |
23.9%
|
|
| 6 | 349 |
36.5%
|
|
| 7 | 171 |
17.9%
|
|
| 77 | Don't know | 1 |
0.1%
|
| Sysmiss | 809 |