| 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%
|
| 1924 | 1 |
0.1%
|
|
| 1925 | 1 |
0.1%
|
|
| 1938 | 2 |
0.2%
|
|
| 1939 | 2 |
0.2%
|
|
| 1940 | 2 |
0.2%
|
|
| 1941 | 2 |
0.2%
|
|
| 1942 | 1 |
0.1%
|
|
| 1943 | 4 |
0.4%
|
|
| 1944 | 2 |
0.2%
|
|
| 1945 | 2 |
0.2%
|
|
| 1946 | 4 |
0.4%
|
|
| 1947 | 3 |
0.3%
|
|
| 1948 | 4 |
0.4%
|
|
| 1949 | 2 |
0.2%
|
|
| 1950 | 6 |
0.6%
|
|
| 1951 | 15 |
1.5%
|
|
| 1952 | 16 |
1.6%
|
|
| 1953 | 8 |
0.8%
|
|
| 1954 | 2 |
0.2%
|
|
| 1955 | 1 |
0.1%
|
|
| 1956 | 18 |
1.8%
|
|
| 1957 | 2 |
0.2%
|
|
| 1958 | 2 |
0.2%
|
|
| 1959 | 15 |
1.5%
|
|
| 1960 | 16 |
1.6%
|
|
| 1961 | 21 |
2.1%
|
|
| 1962 | 15 |
1.5%
|
|
| 1963 | 14 |
1.4%
|
|
| 1964 | 18 |
1.8%
|
|
| 1965 | 25 |
2.5%
|
|
| 1966 | 30 |
3%
|
|
| 1967 | 22 |
2.2%
|
|
| 1968 | 37 |
3.7%
|
|
| 1969 | 34 |
3.4%
|
|
| 1970 | 39 |
3.9%
|
|
| 1971 | 74 |
7.4%
|
|
| 1972 | 31 |
3.1%
|
|
| 1973 | 50 |
5%
|
|
| 1974 | 42 |
4.2%
|
|
| 1975 | 52 |
5.2%
|
|
| 1976 | 50 |
5%
|
|
| 1977 | 44 |
4.4%
|
|
| 1978 | 43 |
4.3%
|
|
| 1979 | 47 |
4.7%
|
|
| 1980 | 33 |
3.3%
|
|
| 1981 | 74 |
7.4%
|
|
| 1982 | 37 |
3.7%
|
|
| 1983 | 37 |
3.7%
|