| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 0 |
0%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 0 |
0%
|
| 0 | none | 3110 |
75.5%
|
| 1 | 966 |
23.4%
|
|
| 2 | 28 |
0.7%
|
|
| 3 | 6 |
0.1%
|
|
| 5 | 1 |
0%
|
|
| 6 | 1 |
0%
|
|
| 10 | 5 |
0.1%
|
|
| 20 | 4 |
0.1%
|
|
| 99 | more than 99 | 0 |
0%
|