| Value | Category | Cases | |
|---|---|---|---|
| 1920 | 1 |
0%
|
|
| 1928 | 1 |
0%
|
|
| 1929 | 1 |
0%
|
|
| 1931 | 3 |
0%
|
|
| 1932 | 2 |
0%
|
|
| 1933 | 4 |
0%
|
|
| 1934 | 3 |
0%
|
|
| 1935 | 1 |
0%
|
|
| 1936 | 3 |
0%
|
|
| 1937 | 3 |
0%
|
|
| 1938 | 4 |
0%
|
|
| 1939 | 8 |
0%
|
|
| 1940 | 8 |
0%
|
|
| 1941 | 4 |
0%
|
|
| 1942 | 13 |
0%
|
|
| 1943 | 1181 |
0.6%
|
|
| 1944 | 2449 |
1.3%
|
|
| 1945 | 2588 |
1.4%
|
|
| 1946 | 2911 |
1.5%
|
|
| 1947 | 3535 |
1.9%
|
|
| 1948 | 4112 |
2.2%
|
|
| 1949 | 4469 |
2.4%
|
|
| 1950 | 4714 |
2.5%
|
|
| 1951 | 4856 |
2.6%
|
|
| 1952 | 4989 |
2.6%
|
|
| 1953 | 5331 |
2.8%
|
|
| 1954 | 5687 |
3%
|
|
| 1955 | 5835 |
3.1%
|
|
| 1956 | 6072 |
3.2%
|
|
| 1957 | 5954 |
3.1%
|
|
| 1958 | 5853 |
3.1%
|
|
| 1959 | 6890 |
3.6%
|
|
| 1960 | 7085 |
3.7%
|
|
| 1961 | 7940 |
4.2%
|
|
| 1962 | 8691 |
4.6%
|
|
| 1963 | 8923 |
4.7%
|
|
| 1964 | 9256 |
4.9%
|
|
| 1965 | 9225 |
4.9%
|
|
| 1966 | 8301 |
4.4%
|
|
| 1967 | 8086 |
4.3%
|
|
| 1968 | 7231 |
3.8%
|
|
| 1969 | 6271 |
3.3%
|
|
| 1970 | 5398 |
2.8%
|
|
| 1971 | 4823 |
2.5%
|
|
| 1972 | 4794 |
2.5%
|
|
| 1973 | 4203 |
2.2%
|
|
| 1974 | 3815 |
2%
|
|
| 1975 | 3077 |
1.6%
|
|
| 1976 | 2127 |
1.1%
|
|
| 1977 | 1540 |
0.8%
|
|
| 1978 | 780 |
0.4%
|
|
| 1979 | 347 |
0.2%
|
|
| 1980 | 207 |
0.1%
|
|
| 1981 | 116 |
0.1%
|
|
| 1982 | 56 |
0%
|
|
| 1983 | 17 |
0%
|
|
| 1984 | 6 |
0%
|