| Value | Category | Cases | |
|---|---|---|---|
| 1914 | 1 |
0%
|
|
| 1916 | 1 |
0%
|
|
| 1918 | 1 |
0%
|
|
| 1920 | 3 |
0%
|
|
| 1921 | 4 |
0.1%
|
|
| 1922 | 10 |
0.2%
|
|
| 1923 | 10 |
0.2%
|
|
| 1924 | 9 |
0.1%
|
|
| 1925 | 18 |
0.3%
|
|
| 1926 | 9 |
0.1%
|
|
| 1927 | 14 |
0.2%
|
|
| 1928 | 23 |
0.3%
|
|
| 1929 | 21 |
0.3%
|
|
| 1930 | 37 |
0.6%
|
|
| 1931 | 33 |
0.5%
|
|
| 1932 | 39 |
0.6%
|
|
| 1933 | 27 |
0.4%
|
|
| 1934 | 42 |
0.6%
|
|
| 1935 | 36 |
0.5%
|
|
| 1936 | 40 |
0.6%
|
|
| 1937 | 44 |
0.7%
|
|
| 1938 | 48 |
0.7%
|
|
| 1939 | 57 |
0.9%
|
|
| 1940 | 61 |
0.9%
|
|
| 1941 | 58 |
0.9%
|
|
| 1942 | 64 |
1%
|
|
| 1943 | 72 |
1.1%
|
|
| 1944 | 66 |
1%
|
|
| 1945 | 68 |
1%
|
|
| 1946 | 66 |
1%
|
|
| 1947 | 80 |
1.2%
|
|
| 1948 | 71 |
1.1%
|
|
| 1949 | 63 |
0.9%
|
|
| 1950 | 81 |
1.2%
|
|
| 1951 | 85 |
1.3%
|
|
| 1952 | 86 |
1.3%
|
|
| 1953 | 71 |
1.1%
|
|
| 1954 | 67 |
1%
|
|
| 1955 | 75 |
1.1%
|
|
| 1956 | 82 |
1.2%
|
|
| 1957 | 93 |
1.4%
|
|
| 1958 | 74 |
1.1%
|
|
| 1959 | 72 |
1.1%
|
|
| 1960 | 99 |
1.5%
|
|
| 1961 | 77 |
1.2%
|
|
| 1962 | 86 |
1.3%
|
|
| 1963 | 105 |
1.6%
|
|
| 1964 | 98 |
1.5%
|
|
| 1965 | 90 |
1.4%
|
|
| 1966 | 75 |
1.1%
|
|
| 1967 | 94 |
1.4%
|
|
| 1968 | 109 |
1.6%
|
|
| 1969 | 86 |
1.3%
|
|
| 1970 | 110 |
1.7%
|
|
| 1971 | 107 |
1.6%
|
|
| 1972 | 116 |
1.7%
|
|
| 1973 | 127 |
1.9%
|
|
| 1974 | 128 |
1.9%
|
|
| 1975 | 135 |
2%
|
|
| 1976 | 172 |
2.6%
|
|
| 1977 | 146 |
2.2%
|
|
| 1978 | 132 |
2%
|
|
| 1979 | 158 |
2.4%
|
|
| 1980 | 159 |
2.4%
|
|
| 1981 | 154 |
2.3%
|
|
| 1982 | 188 |
2.8%
|
|
| 1983 | 138 |
2.1%
|
|
| 1984 | 139 |
2.1%
|
|
| 1985 | 113 |
1.7%
|
|
| 1986 | 158 |
2.4%
|
|
| 1987 | 146 |
2.2%
|
|
| 1988 | 129 |
1.9%
|
|
| 1989 | 122 |
1.8%
|
|
| 1990 | 121 |
1.8%
|
|
| 1991 | 124 |
1.9%
|
|
| 1992 | 140 |
2.1%
|
|
| 1993 | 131 |
2%
|
|
| 1994 | 143 |
2.2%
|
|
| 1995 | 112 |
1.7%
|
|
| 1996 | 105 |
1.6%
|
|
| 1997 | 58 |
0.9%
|
|
| 7777 | DON'T KNOW | 17 |
0.3%
|
| 9999 | REFUSED | 16 |
0.2%
|