| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 5371 |
4.9%
|
| 2 | no | 101970 |
93.7%
|
| 3 | (dk) | 1054 |
1%
|
| 4 | (ref) | 446 |
0.4%
|
| Sysmiss | 40920 |