| Value | Category | Cases | |
|---|---|---|---|
| -2 | Refusal to answer | 0 |
0%
|
| -1 | Don't know | 0 |
0%
|
| 0 | 2518 |
95.6%
|
|
| 1 | 96 |
3.6%
|
|
| 2 | 15 |
0.6%
|
|
| 3 | 3 |
0.1%
|
|
| 5 | 1 |
0%
|