| Value | Category | Cases | |
|---|---|---|---|
| -2 | Refusal to answer | 0 |
0%
|
| -1 | Don't know | 0 |
0%
|
| 0 | 3 |
1.4%
|
|
| 1 | 6 |
2.9%
|
|
| 2 | 6 |
2.9%
|
|
| 3 | 4 |
1.9%
|
|
| 4 | 188 |
90.8%
|