| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 46 |
1.7%
|
| 1 | Yes | 1540 |
55.3%
|
| 5 | missing | 0 |
0%
|
| 8 | dtk | 0 |
0%
|
| 9 | na | 1197 |
43%
|
| Sysmiss | 21 |