| Value | Category | Cases | |
|---|---|---|---|
| 1980 | 1 |
0%
|
|
| 1981 | 2 |
0%
|
|
| 1982 | 9 |
0%
|
|
| 1983 | 16 |
0%
|
|
| 1984 | 55 |
0.1%
|
|
| 1985 | 119 |
0.2%
|
|
| 1986 | 246 |
0.4%
|
|
| 1987 | 317 |
0.5%
|
|
| 1988 | 661 |
1%
|
|
| 1989 | 549 |
0.8%
|
|
| 1990 | 759 |
1.1%
|
|
| 1991 | 857 |
1.2%
|
|
| 1992 | 934 |
1.4%
|
|
| 1993 | 1176 |
1.7%
|
|
| 1994 | 1262 |
1.8%
|
|
| 1995 | 1292 |
1.9%
|
|
| 1996 | 1408 |
2%
|
|
| 1997 | 1380 |
2%
|
|
| 1998 | 1605 |
2.3%
|
|
| 1999 | 1454 |
2.1%
|
|
| 2000 | 1896 |
2.8%
|
|
| 2001 | 1647 |
2.4%
|
|
| 2002 | 1721 |
2.5%
|
|
| 2003 | 1873 |
2.7%
|
|
| 2004 | 1858 |
2.7%
|
|
| 2005 | 1916 |
2.8%
|
|
| 2006 | 1806 |
2.6%
|
|
| 2007 | 1912 |
2.8%
|
|
| 2008 | 1919 |
2.8%
|
|
| 2009 | 1751 |
2.5%
|
|
| 2010 | 1762 |
2.6%
|
|
| 2011 | 1907 |
2.8%
|
|
| 2012 | 1888 |
2.7%
|
|
| 2013 | 1913 |
2.8%
|
|
| 2014 | 1791 |
2.6%
|
|
| 2015 | 1808 |
2.6%
|
|
| 2016 | 1747 |
2.5%
|
|
| 2017 | 1648 |
2.4%
|
|
| 2018 | 1667 |
2.4%
|
|
| 2019 | 305 |
0.4%
|
|
| 9999 | NO RESPONSE | 3 |
0%
|
| Sysmiss | 19869 |
28.9%
|