| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0%
|
|
| 1 | no, {51} | 2554 |
87.3%
|
| 2 | yes | 351 |
12%
|
| 3 | do not know {51} | 18 |
0.6%
|
| Sysmiss | 24 |