| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2 |
0.2%
|
| 2 | No | 1215 |
99.3%
|
| 3 | Don't know | 6 |
0.5%
|
| 8 | Don't know | 0 |
0%
|
| Sysmiss | 1517 |