| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 2656 |
95.9%
|
| 1 | Yes | 52 |
1.9%
|
| 5 | missing | 0 |
0%
|
| 8 | dtk | 10 |
0.4%
|
| 9 | na | 52 |
1.9%
|
| Sysmiss | 34 |