| Value | Category | Cases | |
|---|---|---|---|
| 1940 | 20 |
0.6%
|
|
| 1945 | 1 |
0%
|
|
| 1946 | 1 |
0%
|
|
| 1947 | 1 |
0%
|
|
| 1948 | 1 |
0%
|
|
| 1950 | 14 |
0.4%
|
|
| 1951 | 1 |
0%
|
|
| 1952 | 2 |
0.1%
|
|
| 1953 | 1 |
0%
|
|
| 1954 | 7 |
0.2%
|
|
| 1956 | 2 |
0.1%
|
|
| 1957 | 2 |
0.1%
|
|
| 1958 | 3 |
0.1%
|
|
| 1959 | 1 |
0%
|
|
| 1960 | 31 |
0.9%
|
|
| 1962 | 4 |
0.1%
|
|
| 1963 | 11 |
0.3%
|
|
| 1964 | 13 |
0.4%
|
|
| 1965 | 13 |
0.4%
|
|
| 1966 | 2 |
0.1%
|
|
| 1968 | 9 |
0.3%
|
|
| 1969 | 2 |
0.1%
|
|
| 1970 | 40 |
1.2%
|
|
| 1971 | 2 |
0.1%
|
|
| 1972 | 8 |
0.2%
|
|
| 1973 | 1 |
0%
|
|
| 1975 | 4 |
0.1%
|
|
| 1976 | 1 |
0%
|
|
| 1978 | 4 |
0.1%
|
|
| 1979 | 76 |
2.3%
|
|
| 1980 | 104 |
3.2%
|
|
| 1981 | 29 |
0.9%
|
|
| 1982 | 41 |
1.2%
|
|
| 1983 | 48 |
1.5%
|
|
| 1984 | 52 |
1.6%
|
|
| 1985 | 76 |
2.3%
|
|
| 1986 | 39 |
1.2%
|
|
| 1987 | 62 |
1.9%
|
|
| 1988 | 57 |
1.7%
|
|
| 1989 | 49 |
1.5%
|
|
| 1990 | 124 |
3.8%
|
|
| 1991 | 51 |
1.6%
|
|
| 1992 | 88 |
2.7%
|
|
| 1993 | 113 |
3.4%
|
|
| 1994 | 75 |
2.3%
|
|
| 1995 | 102 |
3.1%
|
|
| 1996 | 83 |
2.5%
|
|
| 1997 | 115 |
3.5%
|
|
| 1998 | 180 |
5.5%
|
|
| 1999 | 106 |
3.2%
|
|
| 2000 | 192 |
5.8%
|
|
| 2001 | 159 |
4.8%
|
|
| 2002 | 150 |
4.6%
|
|
| 2003 | 144 |
4.4%
|
|
| 2004 | 160 |
4.9%
|
|
| 2005 | 172 |
5.2%
|
|
| 2006 | 220 |
6.7%
|
|
| 2007 | 152 |
4.6%
|
|
| 2008 | 64 |
1.9%
|