| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 14 |
0.2%
|
| 2 | No | 4476 |
51.8%
|
| 9 | Missing | 4151 |
48%
|
| 98 | Not applicable | 0 |
0%
|
| Sysmiss | 9428 |