| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 0 |
0%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 0 |
0%
|
| 0 | none | 397 |
52.5%
|
| 1 | 313 |
41.4%
|
|
| 2 | 34 |
4.5%
|
|
| 3 | 7 |
0.9%
|
|
| 4 | 3 |
0.4%
|
|
| 5 | 1 |
0.1%
|
|
| 8 | 1 |
0.1%
|