| Value | Category | Cases | |
|---|---|---|---|
| 0 | nr | 0 |
0%
|
| 1 | yes | 53 |
7.9%
|
| 2 | no | 610 |
91.2%
|
| 3 | 1 |
0.1%
|
|
| 4 | 5 |
0.7%
|
|
| 9 | na | 0 |
0%
|
| Sysmiss | 2331 |