| Value | Category | Cases | |
|---|---|---|---|
| 1935 | 1 |
1%
|
|
| 1957 | 1 |
1%
|
|
| 1958 | 1 |
1%
|
|
| 1970 | 1 |
1%
|
|
| 1971 | 2 |
2.1%
|
|
| 1975 | 3 |
3.1%
|
|
| 1978 | 1 |
1%
|
|
| 1980 | 2 |
2.1%
|
|
| 1981 | 1 |
1%
|
|
| 1982 | 2 |
2.1%
|
|
| 1983 | 1 |
1%
|
|
| 1985 | 1 |
1%
|
|
| 1988 | 2 |
2.1%
|
|
| 1990 | 6 |
6.3%
|
|
| 1992 | 1 |
1%
|
|
| 1994 | 1 |
1%
|
|
| 1996 | 1 |
1%
|
|
| 1997 | 4 |
4.2%
|
|
| 1998 | 1 |
1%
|
|
| 1999 | 2 |
2.1%
|
|
| 2000 | 6 |
6.3%
|
|
| 2001 | 4 |
4.2%
|
|
| 2006 | 4 |
4.2%
|
|
| 2007 | 1 |
1%
|
|
| 2008 | 2 |
2.1%
|
|
| 2009 | 1 |
1%
|
|
| 2010 | 5 |
5.2%
|
|
| 2011 | 2 |
2.1%
|
|
| 2012 | 1 |
1%
|
|
| 2013 | 6 |
6.3%
|
|
| 2014 | 5 |
5.2%
|
|
| 2015 | 6 |
6.3%
|
|
| 2016 | 11 |
11.5%
|
|
| 2017 | 7 |
7.3%
|
|
| Sysmiss | 19 |