| Value | Category | Cases | |
|---|---|---|---|
| 1980 | 2 |
5.4%
|
|
| 1996 | 1 |
2.7%
|
|
| 1999 | 1 |
2.7%
|
|
| 2000 | 1 |
2.7%
|
|
| 2002 | 1 |
2.7%
|
|
| 2007 | 3 |
8.1%
|
|
| 2008 | 1 |
2.7%
|
|
| 2009 | 4 |
10.8%
|
|
| 2010 | 2 |
5.4%
|
|
| 2011 | 1 |
2.7%
|
|
| 2013 | 1 |
2.7%
|
|
| 2015 | 3 |
8.1%
|
|
| 2016 | 1 |
2.7%
|
|
| 2018 | 1 |
2.7%
|
|
| 2019 | 3 |
8.1%
|
|
| 2021 | 2 |
5.4%
|
|
| 2022 | 2 |
5.4%
|
|
| 2023 | 2 |
5.4%
|
|
| 2024 | 4 |
10.8%
|
|
| 2025 | 1 |
2.7%
|
|
| 9998 | Don't know | 0 |
0%
|
| Sysmiss | 41975 |