| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 29 |
1%
|
| 2 | No | 1969 |
65.9%
|
| 97 | N/A | 985 |
33%
|
| 99 | Refused | 3 |
0.1%
|
| Sysmiss | 1 |
0%
|