| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 392 |
17.7%
|
| 2 | no | 1791 |
80.7%
|
| 8 | 33 |
1.5%
|
|
| 9 | 3 |
0.1%
|
|
| 88 | refused | 0 |
0%
|
| Sysmiss | 2216 |