| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1 |
0%
|
| 2 | no | 4 |
0.1%
|
| 3 | don't know | 1 |
0%
|
| 4 | refused to answer | 2 |
0.1%
|
| Missing value | 3047 |
99.7%
|