| Value | Category | Cases | |
|---|---|---|---|
| 1985 | 1 |
2.9%
|
|
| 1991 | 1 |
2.9%
|
|
| 2002 | 1 |
2.9%
|
|
| 2006 | 1 |
2.9%
|
|
| 2012 | 1 |
2.9%
|
|
| 2015 | 2 |
5.7%
|
|
| 2017 | 1 |
2.9%
|
|
| 2019 | 1 |
2.9%
|
|
| 2020 | 2 |
5.7%
|
|
| 2022 | 1 |
2.9%
|
|
| 2023 | 3 |
8.6%
|
|
| 2024 | 10 |
28.6%
|
|
| 2025 | 7 |
20%
|
|
| 9998 | Don't know | 3 |
8.6%
|
| Sysmiss | 41977 |