| Value | Category | Cases | |
|---|---|---|---|
| 1 | 20 |
3.8%
|
|
| 2 | 45 |
8.6%
|
|
| 3 | 92 |
17.5%
|
|
| 4 | 42 |
8%
|
|
| 5 | 157 |
29.9%
|
|
| 6 | 31 |
5.9%
|
|
| 7 | 135 |
25.7%
|
|
| 77 | don't know | 3 |
0.6%
|
| Sysmiss | 1118 |