| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 6 |
30%
|
| 2 | No | 13 |
65%
|
| 3 | (Both) | 0 |
0%
|
| 4 | (dk) | 0 |
0%
|
| 5 | (ref) | 1 |
5%
|
| Sysmiss | 980 |