Value | Category | Cases | |
---|---|---|---|
99 | Don't know | 1207 |
32.8%
|
1980 | 1 |
0%
|
|
1982 | 4 |
0.1%
|
|
1983 | 1 |
0%
|
|
1988 | 1 |
0%
|
|
1989 | 1 |
0%
|
|
1990 | 1 |
0%
|
|
1992 | 1 |
0%
|
|
1994 | 2 |
0.1%
|
|
1996 | 1 |
0%
|
|
1998 | 2 |
0.1%
|
|
1999 | 3 |
0.1%
|
|
2000 | 11 |
0.3%
|
|
2001 | 4 |
0.1%
|
|
2002 | 1 |
0%
|
|
2003 | 2 |
0.1%
|
|
2004 | 1 |
0%
|
|
2005 | 6 |
0.2%
|
|
2006 | 9 |
0.2%
|
|
2007 | 6 |
0.2%
|
|
2008 | 6 |
0.2%
|
|
2009 | 3 |
0.1%
|
|
2010 | 12 |
0.3%
|
|
2011 | 17 |
0.5%
|
|
2012 | 21 |
0.6%
|
|
2013 | 27 |
0.7%
|
|
2014 | 90 |
2.4%
|
|
2015 | 1502 |
40.8%
|
|
2016 | 740 |
20.1%
|