| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 4 |
0.5%
|
| -95 | 1 |
0.1%
|
|
| 1 | Yes | 706 |
93.6%
|
| 2 | No | 43 |
5.7%
|
| Sysmiss | 3020 |