Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
1989 | 1 |
1.4%
|
|
1995 | 1 |
1.4%
|
|
1998 | 1 |
1.4%
|
|
1999 | 1 |
1.4%
|
|
2000 | 5 |
6.9%
|
|
2001 | 1 |
1.4%
|
|
2004 | 1 |
1.4%
|
|
2005 | 4 |
5.6%
|
|
2006 | 1 |
1.4%
|
|
2007 | 3 |
4.2%
|
|
2008 | 4 |
5.6%
|
|
2009 | 3 |
4.2%
|
|
2010 | 8 |
11.1%
|
|
2011 | 3 |
4.2%
|
|
2012 | 6 |
8.3%
|
|
2013 | 9 |
12.5%
|
|
2014 | 4 |
5.6%
|
|
2015 | 11 |
15.3%
|
|
2016 | 3 |
4.2%
|
|
2017 | 2 |
2.8%
|
|
Sysmiss | 39 |