| Value | Category | Cases | |
|---|---|---|---|
| 0 | nr | 0 |
0%
|
| 1 | yes | 89 |
12.7%
|
| 2 | no | 607 |
86.3%
|
| 3 | 2 |
0.3%
|
|
| 4 | 5 |
0.7%
|
|
| 9 | na | 0 |
0%
|
| Sysmiss | 2297 |