| Value | Category | Cases | |
|---|---|---|---|
| 1980 | 1 |
0%
|
|
| 1981 | 1 |
0%
|
|
| 1982 | 4 |
0.1%
|
|
| 1983 | 4 |
0.1%
|
|
| 1984 | 10 |
0.3%
|
|
| 1985 | 17 |
0.5%
|
|
| 1986 | 25 |
0.7%
|
|
| 1987 | 29 |
0.8%
|
|
| 1988 | 37 |
1%
|
|
| 1989 | 61 |
1.6%
|
|
| 1990 | 80 |
2.2%
|
|
| 1991 | 62 |
1.7%
|
|
| 1992 | 83 |
2.2%
|
|
| 1993 | 83 |
2.2%
|
|
| 1994 | 105 |
2.8%
|
|
| 1995 | 102 |
2.8%
|
|
| 1996 | 131 |
3.5%
|
|
| 1997 | 132 |
3.6%
|
|
| 1998 | 147 |
4%
|
|
| 1999 | 136 |
3.7%
|
|
| 2000 | 160 |
4.3%
|
|
| 2001 | 158 |
4.3%
|
|
| 2002 | 146 |
3.9%
|
|
| 2003 | 157 |
4.2%
|
|
| 2004 | 126 |
3.4%
|
|
| 2005 | 142 |
3.8%
|
|
| 2006 | 163 |
4.4%
|
|
| 2007 | 154 |
4.2%
|
|
| 2008 | 150 |
4%
|
|
| 2009 | 183 |
4.9%
|
|
| 2010 | 154 |
4.2%
|
|
| 2011 | 145 |
3.9%
|
|
| 2012 | 133 |
3.6%
|
|
| 2013 | 161 |
4.3%
|
|
| 2014 | 171 |
4.6%
|
|
| 2015 | 146 |
3.9%
|
|
| 2016 | 6 |
0.2%
|
|
| 9997 | Inconsistent | 0 |
0%
|
| 9998 | DK | 0 |
0%
|
| Sysmiss | 33464 |