Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 25 |
2.5%
|
-7 | Never regiestered (spontaneous) | 0 |
0%
|
1961 | 1 |
0.1%
|
|
1963 | 1 |
0.1%
|
|
1965 | 1 |
0.1%
|
|
1970 | 1 |
0.1%
|
|
1971 | 1 |
0.1%
|
|
1974 | 1 |
0.1%
|
|
1979 | 2 |
0.2%
|
|
1980 | 1 |
0.1%
|
|
1981 | 1 |
0.1%
|
|
1982 | 3 |
0.3%
|
|
1984 | 2 |
0.2%
|
|
1985 | 1 |
0.1%
|
|
1986 | 2 |
0.2%
|
|
1987 | 3 |
0.3%
|
|
1988 | 2 |
0.2%
|
|
1990 | 9 |
0.9%
|
|
1991 | 8 |
0.8%
|
|
1992 | 5 |
0.5%
|
|
1993 | 5 |
0.5%
|
|
1994 | 1 |
0.1%
|
|
1995 | 8 |
0.8%
|
|
1996 | 5 |
0.5%
|
|
1997 | 6 |
0.6%
|
|
1998 | 4 |
0.4%
|
|
1999 | 9 |
0.9%
|
|
2000 | 13 |
1.3%
|
|
2001 | 8 |
0.8%
|
|
2002 | 8 |
0.8%
|
|
2003 | 16 |
1.6%
|
|
2004 | 42 |
4.1%
|
|
2005 | 44 |
4.3%
|
|
2006 | 45 |
4.4%
|
|
2007 | 48 |
4.7%
|
|
2008 | 46 |
4.5%
|
|
2009 | 45 |
4.4%
|
|
2010 | 93 |
9.1%
|
|
2011 | 55 |
5.4%
|
|
2012 | 50 |
4.9%
|
|
2013 | 58 |
5.7%
|
|
2014 | 42 |
4.1%
|
|
2015 | 59 |
5.8%
|
|
2016 | 37 |
3.6%
|
|
2017 | 37 |
3.6%
|
|
2018 | 63 |
6.2%
|
|
2019 | 49 |
4.8%
|
|
2020 | 34 |
3.3%
|
|
2021 | 19 |
1.9%
|