Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
4%
|
1992 | 2 |
4%
|
|
1994 | 1 |
2%
|
|
1995 | 1 |
2%
|
|
1996 | 2 |
4%
|
|
1997 | 1 |
2%
|
|
1998 | 1 |
2%
|
|
2000 | 2 |
4%
|
|
2001 | 2 |
4%
|
|
2002 | 1 |
2%
|
|
2005 | 1 |
2%
|
|
2006 | 2 |
4%
|
|
2007 | 1 |
2%
|
|
2008 | 3 |
6%
|
|
2009 | 1 |
2%
|
|
2010 | 1 |
2%
|
|
2011 | 4 |
8%
|
|
2012 | 3 |
6%
|
|
2013 | 1 |
2%
|
|
2014 | 1 |
2%
|
|
2015 | 1 |
2%
|
|
2016 | 2 |
4%
|
|
2017 | 2 |
4%
|
|
2018 | 4 |
8%
|
|
2019 | 1 |
2%
|
|
2020 | 1 |
2%
|
|
2021 | 1 |
2%
|
|
2022 | 4 |
8%
|
|
2023 | 1 |
2%
|
|
Sysmiss | 102 |