| Value | Category | Cases | |
|---|---|---|---|
| 1978 | 1 |
0%
|
|
| 1979 | 1 |
0%
|
|
| 1980 | 4 |
0%
|
|
| 1981 | 3 |
0%
|
|
| 1982 | 4 |
0%
|
|
| 1983 | 3 |
0%
|
|
| 1984 | 5 |
0%
|
|
| 1985 | 17 |
0.1%
|
|
| 1986 | 13 |
0.1%
|
|
| 1987 | 14 |
0.1%
|
|
| 1988 | 49 |
0.3%
|
|
| 1989 | 35 |
0.2%
|
|
| 1990 | 96 |
0.6%
|
|
| 1991 | 49 |
0.3%
|
|
| 1992 | 96 |
0.6%
|
|
| 1993 | 87 |
0.5%
|
|
| 1994 | 75 |
0.5%
|
|
| 1995 | 129 |
0.8%
|
|
| 1996 | 167 |
1%
|
|
| 1997 | 136 |
0.8%
|
|
| 1998 | 264 |
1.6%
|
|
| 1999 | 184 |
1.1%
|
|
| 2000 | 344 |
2.1%
|
|
| 2001 | 171 |
1.1%
|
|
| 2002 | 252 |
1.6%
|
|
| 2003 | 267 |
1.7%
|
|
| 2004 | 279 |
1.7%
|
|
| 2005 | 281 |
1.8%
|
|
| 2006 | 306 |
1.9%
|
|
| 2007 | 343 |
2.1%
|
|
| 2008 | 463 |
2.9%
|
|
| 2009 | 321 |
2%
|
|
| 2010 | 476 |
3%
|
|
| 2011 | 381 |
2.4%
|
|
| 2012 | 384 |
2.4%
|
|
| 2013 | 421 |
2.6%
|
|
| 2014 | 416 |
2.6%
|
|
| 2015 | 411 |
2.6%
|
|
| 2016 | 410 |
2.6%
|
|
| 2017 | 339 |
2.1%
|
|
| 2018 | 287 |
1.8%
|
|
| 2019 | 16 |
0.1%
|
|
| 9998 | DK | 215 |
1.3%
|
| 9999 | NO RESPONSE | 2 |
0%
|
| Sysmiss | 7793 |
48.7%
|