| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 3498 |
56.6%
|
| 2 | No | 1833 |
29.6%
|
| 3 | 411 |
6.6%
|
|
| 9 | Missing | 442 |
7.1%
|
| 98 | Not applicable | 0 |
0%
|
| Sysmiss | 3243 |