| Value | Category | Cases | |
|---|---|---|---|
| 1982 | 1 |
0%
|
|
| 1986 | 1 |
0%
|
|
| 1987 | 1 |
0%
|
|
| 1988 | 3 |
0.1%
|
|
| 1989 | 4 |
0.1%
|
|
| 1990 | 6 |
0.2%
|
|
| 1991 | 6 |
0.2%
|
|
| 1992 | 13 |
0.4%
|
|
| 1993 | 10 |
0.3%
|
|
| 1994 | 18 |
0.6%
|
|
| 1995 | 18 |
0.6%
|
|
| 1996 | 16 |
0.5%
|
|
| 1997 | 36 |
1.1%
|
|
| 1998 | 32 |
1%
|
|
| 1999 | 44 |
1.4%
|
|
| 2000 | 36 |
1.1%
|
|
| 2001 | 45 |
1.4%
|
|
| 2002 | 50 |
1.6%
|
|
| 2003 | 32 |
1%
|
|
| 2004 | 40 |
1.3%
|
|
| 2005 | 33 |
1%
|
|
| 2006 | 36 |
1.1%
|
|
| 2007 | 46 |
1.4%
|
|
| 2008 | 51 |
1.6%
|
|
| 2009 | 52 |
1.6%
|
|
| 2010 | 52 |
1.6%
|
|
| 2011 | 28 |
0.9%
|
|
| 2012 | 58 |
1.8%
|
|
| 2013 | 41 |
1.3%
|
|
| 2014 | 41 |
1.3%
|
|
| 2015 | 41 |
1.3%
|
|
| 2016 | 37 |
1.2%
|
|
| 2017 | 49 |
1.5%
|
|
| 2018 | 41 |
1.3%
|
|
| 2019 | 41 |
1.3%
|
|
| 9998 | DK | 8 |
0.3%
|
| 9999 | NO RESPONSE | 3 |
0.1%
|
| Sysmiss | 2127 |
66.5%
|