| Value | Category | Cases | |
|---|---|---|---|
| -2 | Refusal to answer | 0 |
0%
|
| -1 | Don't know | 0 |
0%
|
| 0 | 1719 |
65.3%
|
|
| 1 | 543 |
20.6%
|
|
| 2 | 221 |
8.4%
|
|
| 3 | 87 |
3.3%
|
|
| 4 | 44 |
1.7%
|
|
| 5 | 10 |
0.4%
|
|
| 6 | 3 |
0.1%
|
|
| 8 | 2 |
0.1%
|
|
| 9 | 1 |
0%
|
|
| 20 | 1 |
0%
|
|
| 24 | 1 |
0%
|
|
| 30 | 1 |
0%
|