Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 62 |
47%
|
1980 | 1 |
0.8%
|
|
1986 | 1 |
0.8%
|
|
1990 | 4 |
3%
|
|
1991 | 1 |
0.8%
|
|
1992 | 2 |
1.5%
|
|
1994 | 1 |
0.8%
|
|
1995 | 5 |
3.8%
|
|
1998 | 1 |
0.8%
|
|
1999 | 1 |
0.8%
|
|
2000 | 2 |
1.5%
|
|
2001 | 3 |
2.3%
|
|
2002 | 1 |
0.8%
|
|
2004 | 1 |
0.8%
|
|
2005 | 3 |
2.3%
|
|
2006 | 1 |
0.8%
|
|
2007 | 1 |
0.8%
|
|
2008 | 5 |
3.8%
|
|
2009 | 1 |
0.8%
|
|
2010 | 5 |
3.8%
|
|
2012 | 2 |
1.5%
|
|
2014 | 4 |
3%
|
|
2015 | 4 |
3%
|
|
2016 | 5 |
3.8%
|
|
2017 | 2 |
1.5%
|
|
2018 | 6 |
4.5%
|
|
2020 | 1 |
0.8%
|
|
2021 | 2 |
1.5%
|
|
2022 | 3 |
2.3%
|
|
2023 | 1 |
0.8%
|
|
Sysmiss | 468 |