| Value | Category | Cases | |
|---|---|---|---|
| -2 | Refusal to answer | 0 |
0%
|
| -1 | Don't know | 0 |
0%
|
| 0 | 2061 |
78.3%
|
|
| 1 | 237 |
9%
|
|
| 2 | 201 |
7.6%
|
|
| 3 | 37 |
1.4%
|
|
| 4 | 54 |
2.1%
|
|
| 5 | 19 |
0.7%
|
|
| 6 | 8 |
0.3%
|
|
| 7 | 4 |
0.2%
|
|
| 8 | 3 |
0.1%
|
|
| 10 | 6 |
0.2%
|
|
| 15 | 1 |
0%
|
|
| 30 | 2 |
0.1%
|