| Value | Category | Cases | |
|---|---|---|---|
| -5 | Missing; Unknown; SG: Refused | 0 |
0%
|
| -4 | Not asked in survey | 0 |
0%
|
| -3 | Not applicable | 0 |
0%
|
| -2 | No answer | 0 |
0%
|
| -1 | Don´t know | 0 |
0%
|
| 1925 | 2 |
0.2%
|
|
| 1926 | 1 |
0.1%
|
|
| 1927 | 4 |
0.4%
|
|
| 1928 | 5 |
0.5%
|
|
| 1929 | 3 |
0.3%
|
|
| 1930 | 7 |
0.7%
|
|
| 1931 | 5 |
0.5%
|
|
| 1932 | 4 |
0.4%
|
|
| 1933 | 11 |
1.1%
|
|
| 1934 | 11 |
1.1%
|
|
| 1935 | 6 |
0.6%
|
|
| 1936 | 12 |
1.2%
|
|
| 1937 | 6 |
0.6%
|
|
| 1938 | 9 |
0.9%
|
|
| 1939 | 15 |
1.6%
|
|
| 1940 | 11 |
1.1%
|
|
| 1941 | 7 |
0.7%
|
|
| 1942 | 11 |
1.1%
|
|
| 1943 | 11 |
1.1%
|
|
| 1944 | 10 |
1%
|
|
| 1945 | 8 |
0.8%
|
|
| 1946 | 11 |
1.1%
|
|
| 1947 | 13 |
1.3%
|
|
| 1948 | 16 |
1.7%
|
|
| 1949 | 14 |
1.4%
|
|
| 1950 | 16 |
1.7%
|
|
| 1951 | 23 |
2.4%
|
|
| 1952 | 21 |
2.2%
|
|
| 1953 | 27 |
2.8%
|
|
| 1954 | 16 |
1.7%
|
|
| 1955 | 25 |
2.6%
|
|
| 1956 | 17 |
1.8%
|
|
| 1957 | 24 |
2.5%
|
|
| 1958 | 24 |
2.5%
|
|
| 1959 | 21 |
2.2%
|
|
| 1960 | 18 |
1.9%
|
|
| 1961 | 16 |
1.7%
|
|
| 1962 | 21 |
2.2%
|
|
| 1963 | 13 |
1.3%
|
|
| 1964 | 11 |
1.1%
|
|
| 1965 | 16 |
1.7%
|
|
| 1966 | 11 |
1.1%
|
|
| 1967 | 17 |
1.8%
|
|
| 1968 | 12 |
1.2%
|
|
| 1969 | 16 |
1.7%
|
|
| 1970 | 15 |
1.6%
|
|
| 1971 | 18 |
1.9%
|
|
| 1972 | 10 |
1%
|
|
| 1973 | 9 |
0.9%
|
|
| 1974 | 15 |
1.6%
|
|
| 1975 | 21 |
2.2%
|
|
| 1976 | 17 |
1.8%
|
|
| 1977 | 14 |
1.4%
|
|
| 1978 | 13 |
1.3%
|
|
| 1979 | 17 |
1.8%
|
|
| 1980 | 11 |
1.1%
|
|
| 1981 | 14 |
1.4%
|
|
| 1982 | 14 |
1.4%
|
|
| 1983 | 22 |
2.3%
|
|
| 1984 | 14 |
1.4%
|
|
| 1985 | 20 |
2.1%
|
|
| 1986 | 11 |
1.1%
|
|
| 1987 | 17 |
1.8%
|
|
| 1988 | 11 |
1.1%
|
|
| 1989 | 23 |
2.4%
|
|
| 1990 | 18 |
1.9%
|
|
| 1991 | 25 |
2.6%
|
|
| 1992 | 22 |
2.3%
|
|
| 1993 | 17 |
1.8%
|