| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 |
2.5%
|
|
| 2 | 36 |
7.6%
|
|
| 3 | 38 |
8%
|
|
| 4 | 26 |
5.5%
|
|
| 5 | 170 |
35.7%
|
|
| 6 | 102 |
21.4%
|
|
| 7 | 85 |
17.9%
|
|
| 77 | Don't know | 7 |
1.5%
|
| Sysmiss | 819 |