| Value | Category | Cases | |
|---|---|---|---|
| -9 | (-9) Refused | 0 |
0%
|
| -8 | (-8) Don't know | 1 |
0.2%
|
| 2018 | (2018) 2018 | 0 |
0%
|
| 2019 | (2019) 2019 | 173 |
32.5%
|
| 2020 | (2020) 2020 | 196 |
36.8%
|
| 2021 | (2021) 2021 | 163 |
30.6%
|
| Sysmiss | 11712 |