Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 9 |
1.4%
|
-7 | Never regiestered (spontaneous) | 0 |
0%
|
1967 | 1 |
0.2%
|
|
1968 | 1 |
0.2%
|
|
1971 | 2 |
0.3%
|
|
1972 | 2 |
0.3%
|
|
1973 | 3 |
0.5%
|
|
1974 | 1 |
0.2%
|
|
1975 | 2 |
0.3%
|
|
1976 | 1 |
0.2%
|
|
1978 | 2 |
0.3%
|
|
1980 | 2 |
0.3%
|
|
1981 | 2 |
0.3%
|
|
1982 | 2 |
0.3%
|
|
1983 | 6 |
1%
|
|
1984 | 5 |
0.8%
|
|
1985 | 5 |
0.8%
|
|
1986 | 7 |
1.1%
|
|
1987 | 8 |
1.3%
|
|
1988 | 4 |
0.6%
|
|
1989 | 8 |
1.3%
|
|
1990 | 4 |
0.6%
|
|
1991 | 7 |
1.1%
|
|
1992 | 6 |
1%
|
|
1993 | 7 |
1.1%
|
|
1994 | 6 |
1%
|
|
1995 | 8 |
1.3%
|
|
1996 | 15 |
2.4%
|
|
1997 | 15 |
2.4%
|
|
1998 | 15 |
2.4%
|
|
1999 | 19 |
3.1%
|
|
2000 | 22 |
3.5%
|
|
2001 | 18 |
2.9%
|
|
2002 | 23 |
3.7%
|
|
2003 | 21 |
3.4%
|
|
2004 | 24 |
3.9%
|
|
2005 | 19 |
3.1%
|
|
2006 | 24 |
3.9%
|
|
2007 | 28 |
4.5%
|
|
2008 | 38 |
6.1%
|
|
2009 | 28 |
4.5%
|
|
2010 | 39 |
6.3%
|
|
2011 | 18 |
2.9%
|
|
2012 | 41 |
6.6%
|
|
2013 | 32 |
5.1%
|
|
2014 | 18 |
2.9%
|
|
2015 | 13 |
2.1%
|
|
2016 | 14 |
2.3%
|
|
2017 | 4 |
0.6%
|
|
2018 | 10 |
1.6%
|
|
2019 | 7 |
1.1%
|
|
2020 | 3 |
0.5%
|
|
2021 | 3 |
0.5%
|