| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 0 |
0%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 0 |
0%
|
| 0 | none | 3386 |
82.2%
|
| 1 | 671 |
16.3%
|
|
| 2 | 46 |
1.1%
|
|
| 3 | 15 |
0.4%
|
|
| 6 | 1 |
0%
|
|
| 8 | 1 |
0%
|
|
| 10 | 1 |
0%
|
|
| 99 | more than 99 | 0 |
0%
|