| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 9 |
0.5%
|
| 1 | Yes | 1648 |
98.8%
|
| 7 | Don't remember | 0 |
0%
|
| 8 | Don't know | 0 |
0%
|
| 9 | No response | 11 |
0.7%
|
| Sysmiss | 66 |