Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 10 |
7.2%
|
1965 | 1 |
0.7%
|
|
1970 | 1 |
0.7%
|
|
1971 | 1 |
0.7%
|
|
1975 | 1 |
0.7%
|
|
1990 | 3 |
2.2%
|
|
1994 | 1 |
0.7%
|
|
1995 | 3 |
2.2%
|
|
1998 | 5 |
3.6%
|
|
1999 | 1 |
0.7%
|
|
2000 | 5 |
3.6%
|
|
2002 | 2 |
1.4%
|
|
2003 | 3 |
2.2%
|
|
2004 | 1 |
0.7%
|
|
2005 | 3 |
2.2%
|
|
2007 | 3 |
2.2%
|
|
2008 | 2 |
1.4%
|
|
2009 | 5 |
3.6%
|
|
2010 | 3 |
2.2%
|
|
2011 | 5 |
3.6%
|
|
2012 | 3 |
2.2%
|
|
2013 | 3 |
2.2%
|
|
2014 | 3 |
2.2%
|
|
2015 | 12 |
8.7%
|
|
2016 | 6 |
4.3%
|
|
2017 | 4 |
2.9%
|
|
2018 | 9 |
6.5%
|
|
2019 | 14 |
10.1%
|
|
2020 | 8 |
5.8%
|
|
2021 | 6 |
4.3%
|
|
2022 | 6 |
4.3%
|
|
2023 | 5 |
3.6%
|
|
Sysmiss | 477 |