Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Never regiestered (spontaneous) | 0 |
0%
|
1950 | 1 |
0.2%
|
|
1953 | 1 |
0.2%
|
|
1956 | 1 |
0.2%
|
|
1990 | 7 |
1.6%
|
|
1991 | 15 |
3.5%
|
|
1992 | 41 |
9.6%
|
|
1993 | 28 |
6.5%
|
|
1994 | 19 |
4.4%
|
|
1995 | 14 |
3.3%
|
|
1996 | 19 |
4.4%
|
|
1997 | 18 |
4.2%
|
|
1998 | 18 |
4.2%
|
|
1999 | 15 |
3.5%
|
|
2000 | 21 |
4.9%
|
|
2001 | 9 |
2.1%
|
|
2002 | 12 |
2.8%
|
|
2003 | 11 |
2.6%
|
|
2004 | 23 |
5.4%
|
|
2005 | 23 |
5.4%
|
|
2006 | 19 |
4.4%
|
|
2007 | 20 |
4.7%
|
|
2008 | 14 |
3.3%
|
|
2009 | 24 |
5.6%
|
|
2010 | 16 |
3.7%
|
|
2011 | 8 |
1.9%
|
|
2012 | 5 |
1.2%
|
|
2013 | 6 |
1.4%
|
|
2014 | 7 |
1.6%
|
|
2015 | 3 |
0.7%
|
|
2016 | 6 |
1.4%
|
|
2017 | 5 |
1.2%
|