| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yes | 401 |
12.3%
|
| 2 | 2. no | 2838 |
86.9%
|
| 3 | 16 |
0.5%
|
|
| 4 | 10 |
0.3%
|
|
| Sysmiss | 1273 |