| Value | Category | Cases | |
|---|---|---|---|
| 0 | 106 |
7%
|
|
| 1916 | 1 |
0.1%
|
|
| 1960 | 3 |
0.2%
|
|
| 1962 | 1 |
0.1%
|
|
| 1966 | 1 |
0.1%
|
|
| 1970 | 1 |
0.1%
|
|
| 1973 | 1 |
0.1%
|
|
| 1975 | 2 |
0.1%
|
|
| 1978 | 1 |
0.1%
|
|
| 1980 | 6 |
0.4%
|
|
| 1982 | 6 |
0.4%
|
|
| 1983 | 2 |
0.1%
|
|
| 1984 | 2 |
0.1%
|
|
| 1985 | 6 |
0.4%
|
|
| 1986 | 1 |
0.1%
|
|
| 1987 | 5 |
0.3%
|
|
| 1988 | 4 |
0.3%
|
|
| 1989 | 2 |
0.1%
|
|
| 1990 | 22 |
1.5%
|
|
| 1991 | 4 |
0.3%
|
|
| 1992 | 22 |
1.5%
|
|
| 1993 | 7 |
0.5%
|
|
| 1994 | 7 |
0.5%
|
|
| 1995 | 18 |
1.2%
|
|
| 1996 | 9 |
0.6%
|
|
| 1997 | 18 |
1.2%
|
|
| 1998 | 32 |
2.1%
|
|
| 1999 | 40 |
2.6%
|
|
| 2000 | 159 |
10.5%
|
|
| 2001 | 52 |
3.4%
|
|
| 2002 | 56 |
3.7%
|
|
| 2003 | 53 |
3.5%
|
|
| 2004 | 51 |
3.4%
|
|
| 2005 | 68 |
4.5%
|
|
| 2006 | 62 |
4.1%
|
|
| 2007 | 63 |
4.2%
|
|
| 2008 | 53 |
3.5%
|
|
| 2009 | 47 |
3.1%
|
|
| 2010 | 67 |
4.4%
|
|
| 2011 | 48 |
3.2%
|
|
| 2012 | 53 |
3.5%
|
|
| 2013 | 57 |
3.8%
|
|
| 2014 | 82 |
5.4%
|
|
| 2015 | 90 |
5.9%
|
|
| 2016 | 70 |
4.6%
|
|
| 2017 | 46 |
3%
|
|
| 2018 | 10 |
0.7%
|
|
| Sysmiss | 1121 |