| Value | Category | Cases | |
|---|---|---|---|
| 1913 | 2 |
0.2%
|
|
| 1917 | 1 |
0.1%
|
|
| 1924 | 1 |
0.1%
|
|
| 1925 | 1 |
0.1%
|
|
| 1933 | 2 |
0.2%
|
|
| 1937 | 1 |
0.1%
|
|
| 1938 | 2 |
0.2%
|
|
| 1940 | 5 |
0.5%
|
|
| 1942 | 2 |
0.2%
|
|
| 1945 | 3 |
0.3%
|
|
| 1948 | 2 |
0.2%
|
|
| 1949 | 1 |
0.1%
|
|
| 1950 | 2 |
0.2%
|
|
| 1952 | 4 |
0.4%
|
|
| 1953 | 1 |
0.1%
|
|
| 1954 | 7 |
0.7%
|
|
| 1956 | 3 |
0.3%
|
|
| 1957 | 3 |
0.3%
|
|
| 1958 | 4 |
0.4%
|
|
| 1959 | 2 |
0.2%
|
|
| 1960 | 7 |
0.7%
|
|
| 1961 | 1 |
0.1%
|
|
| 1962 | 3 |
0.3%
|
|
| 1963 | 4 |
0.4%
|
|
| 1964 | 3 |
0.3%
|
|
| 1965 | 2 |
0.2%
|
|
| 1968 | 2 |
0.2%
|
|
| 1969 | 3 |
0.3%
|
|
| 1970 | 7 |
0.7%
|
|
| 1971 | 1 |
0.1%
|
|
| 1972 | 5 |
0.5%
|
|
| 1973 | 5 |
0.5%
|
|
| 1974 | 10 |
0.9%
|
|
| 1975 | 11 |
1%
|
|
| 1976 | 11 |
1%
|
|
| 1977 | 11 |
1%
|
|
| 1978 | 16 |
1.5%
|
|
| 1979 | 28 |
2.6%
|
|
| 1980 | 21 |
2%
|
|
| 1981 | 12 |
1.1%
|
|
| 1982 | 21 |
2%
|
|
| 1983 | 10 |
0.9%
|
|
| 1984 | 13 |
1.2%
|
|
| 1985 | 9 |
0.8%
|
|
| 1986 | 21 |
2%
|
|
| 1987 | 13 |
1.2%
|
|
| 1988 | 18 |
1.7%
|
|
| 1989 | 23 |
2.2%
|
|
| 1990 | 21 |
2%
|
|
| 1991 | 40 |
3.7%
|
|
| 1992 | 24 |
2.2%
|
|
| 1993 | 24 |
2.2%
|
|
| 1994 | 17 |
1.6%
|
|
| 1995 | 20 |
1.9%
|
|
| 1996 | 23 |
2.2%
|
|
| 1997 | 16 |
1.5%
|
|
| 1998 | 20 |
1.9%
|
|
| 1999 | 36 |
3.4%
|
|
| 2000 | 34 |
3.2%
|
|
| 2001 | 25 |
2.3%
|
|
| 2002 | 19 |
1.8%
|
|
| 2003 | 20 |
1.9%
|
|
| 2004 | 27 |
2.5%
|
|
| 2005 | 22 |
2.1%
|
|
| 2006 | 46 |
4.3%
|
|
| 2007 | 36 |
3.4%
|
|
| 2008 | 39 |
3.7%
|
|
| 2009 | 21 |
2%
|
|
| 2010 | 27 |
2.5%
|
|
| 2011 | 24 |
2.2%
|
|
| 2012 | 21 |
2%
|
|
| 2013 | 24 |
2.2%
|
|
| 2014 | 6 |
0.6%
|
|
| 9999 | Missing | 95 |
8.9%
|
| Sysmiss | 1 |