| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 139 |
5.9%
|
| 1 | Yes | 27 |
1.1%
|
| 5 | missing | 0 |
0%
|
| 8 | dtk | 0 |
0%
|
| 9 | na | 2185 |
92.9%
|
| Sysmiss | 54 |