| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 620 |
22.3%
|
| 1 | Yes | 920 |
33%
|
| 5 | missing | 0 |
0%
|
| 8 | dtk | 0 |
0%
|
| 9 | na | 1245 |
44.7%
|
| Sysmiss | 19 |