| Value | Category | Cases | |
|---|---|---|---|
| -5 | Missing; Unknown | 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%
|
| 1933 | 2 |
0.1%
|
|
| 1936 | 1 |
0.1%
|
|
| 1938 | 3 |
0.2%
|
|
| 1941 | 2 |
0.1%
|
|
| 1942 | 1 |
0.1%
|
|
| 1943 | 3 |
0.2%
|
|
| 1945 | 6 |
0.4%
|
|
| 1946 | 7 |
0.5%
|
|
| 1947 | 21 |
1.4%
|
|
| 1948 | 13 |
0.9%
|
|
| 1949 | 9 |
0.6%
|
|
| 1950 | 10 |
0.7%
|
|
| 1951 | 3 |
0.2%
|
|
| 1952 | 13 |
0.9%
|
|
| 1953 | 13 |
0.9%
|
|
| 1954 | 8 |
0.5%
|
|
| 1955 | 18 |
1.2%
|
|
| 1956 | 18 |
1.2%
|
|
| 1957 | 35 |
2.3%
|
|
| 1958 | 41 |
2.7%
|
|
| 1959 | 24 |
1.6%
|
|
| 1960 | 24 |
1.6%
|
|
| 1961 | 33 |
2.2%
|
|
| 1962 | 21 |
1.4%
|
|
| 1963 | 70 |
4.7%
|
|
| 1964 | 17 |
1.1%
|
|
| 1965 | 43 |
2.9%
|
|
| 1966 | 31 |
2.1%
|
|
| 1967 | 57 |
3.8%
|
|
| 1968 | 86 |
5.7%
|
|
| 1969 | 41 |
2.7%
|
|
| 1970 | 38 |
2.5%
|
|
| 1971 | 40 |
2.7%
|
|
| 1972 | 26 |
1.7%
|
|
| 1973 | 53 |
3.5%
|
|
| 1974 | 28 |
1.9%
|
|
| 1975 | 47 |
3.1%
|
|
| 1976 | 50 |
3.3%
|
|
| 1977 | 49 |
3.3%
|
|
| 1978 | 64 |
4.3%
|
|
| 1979 | 71 |
4.7%
|
|
| 1980 | 51 |
3.4%
|
|
| 1981 | 51 |
3.4%
|
|
| 1982 | 34 |
2.3%
|
|
| 1983 | 59 |
3.9%
|
|
| 1984 | 55 |
3.7%
|
|
| 1985 | 37 |
2.5%
|
|
| 1986 | 38 |
2.5%
|
|
| 1987 | 19 |
1.3%
|
|
| 1988 | 18 |
1.2%
|