Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 5 |
13.5%
|
1970 | 1 |
2.7%
|
|
1978 | 1 |
2.7%
|
|
1985 | 1 |
2.7%
|
|
1994 | 1 |
2.7%
|
|
1998 | 1 |
2.7%
|
|
2000 | 6 |
16.2%
|
|
2001 | 1 |
2.7%
|
|
2002 | 1 |
2.7%
|
|
2003 | 1 |
2.7%
|
|
2004 | 2 |
5.4%
|
|
2005 | 1 |
2.7%
|
|
2006 | 1 |
2.7%
|
|
2009 | 1 |
2.7%
|
|
2010 | 3 |
8.1%
|
|
2011 | 1 |
2.7%
|
|
2012 | 1 |
2.7%
|
|
2013 | 1 |
2.7%
|
|
2014 | 3 |
8.1%
|
|
2016 | 1 |
2.7%
|
|
2017 | 3 |
8.1%
|
|
Sysmiss | 196 |