| Value | Category | Cases | |
|---|---|---|---|
| 1943 | 1943 | 1 |
0%
|
| 1948 | 1948 | 2 |
0.1%
|
| 1950 | 1950 | 1 |
0%
|
| 1951 | 1951 | 1 |
0%
|
| 1953 | 1953 | 2 |
0.1%
|
| 1954 | 1954 | 3 |
0.1%
|
| 1955 | 1955 | 3 |
0.1%
|
| 1956 | 1956 | 1 |
0%
|
| 1957 | 1957 | 3 |
0.1%
|
| 1958 | 1958 | 6 |
0.2%
|
| 1959 | 1959 | 6 |
0.2%
|
| 1960 | 1960 | 9 |
0.3%
|
| 1961 | 1961 | 9 |
0.3%
|
| 1962 | 1962 | 10 |
0.4%
|
| 1963 | 1963 | 16 |
0.6%
|
| 1964 | 1964 | 6 |
0.2%
|
| 1965 | 1965 | 12 |
0.5%
|
| 1966 | 1966 | 18 |
0.7%
|
| 1967 | 1967 | 19 |
0.7%
|
| 1968 | 1968 | 21 |
0.8%
|
| 1969 | 1969 | 20 |
0.8%
|
| 1970 | 1970 | 20 |
0.8%
|
| 1971 | 1971 | 17 |
0.7%
|
| 1972 | 1972 | 26 |
1%
|
| 1973 | 1973 | 20 |
0.8%
|
| 1974 | 1974 | 38 |
1.5%
|
| 1975 | 1975 | 44 |
1.7%
|
| 1976 | 1976 | 32 |
1.2%
|
| 1977 | 1977 | 35 |
1.4%
|
| 1978 | 1978 | 32 |
1.2%
|
| 1979 | 1979 | 35 |
1.4%
|
| 1980 | 1980 | 44 |
1.7%
|
| 1981 | 1981 | 44 |
1.7%
|
| 1982 | 1982 | 51 |
2%
|
| 1983 | 1983 | 49 |
1.9%
|
| 1984 | 1984 | 74 |
2.9%
|
| 1985 | 1985 | 37 |
1.4%
|
| 1986 | 1986 | 50 |
1.9%
|
| 1987 | 1987 | 47 |
1.8%
|
| 1988 | 1988 | 48 |
1.9%
|
| 1989 | 1989 | 40 |
1.5%
|
| 1990 | 1990 | 41 |
1.6%
|
| 1991 | 1991 | 33 |
1.3%
|
| 1992 | 1992 | 40 |
1.5%
|
| 1993 | 1993 | 42 |
1.6%
|
| 1994 | 1994 | 45 |
1.7%
|
| 1995 | 1995 | 34 |
1.3%
|
| 1996 | 1996 | 31 |
1.2%
|
| 1997 | 1997 | 38 |
1.5%
|
| 1998 | 1998 | 25 |
1%
|
| 1999 | 1999 | 35 |
1.4%
|
| 2000 | 2000 | 32 |
1.2%
|
| 2001 | 2001 | 12 |
0.5%
|
| 2002 | 2002 | 16 |
0.6%
|
| 2003 | 2003 | 14 |
0.5%
|
| 2004 | 2004 | 15 |
0.6%
|
| 2005 | 2005 | 12 |
0.5%
|
| 2006 | 2006 | 24 |
0.9%
|
| 2007 | 2007 | 20 |
0.8%
|
| 2008 | 2008 | 28 |
1.1%
|
| 2009 | 2009 | 29 |
1.1%
|
| 2010 | 2010 | 33 |
1.3%
|
| 2011 | 2011 | 37 |
1.4%
|
| 2012 | 2012 | 46 |
1.8%
|
| 2013 | 2013 | 36 |
1.4%
|
| 2014 | 2014 | 49 |
1.9%
|
| 2015 | 2015 | 60 |
2.3%
|
| 2016 | 2016 | 229 |
8.8%
|
| 2017 | 2017 | 580 |
22.4%
|