| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 92 |
3.4%
|
| 1 | Yes | 4 |
0.1%
|
| 5 | missing | 0 |
0%
|
| 8 | dtk | 0 |
0%
|
| 9 | na | 2591 |
96.4%
|
| Sysmiss | 71 |