Value | Category | Cases | |
---|---|---|---|
-4 | Not asked | 0 |
0%
|
-2 | NA | 0 |
0%
|
-1 | DK | 0 |
0%
|
1926 | 6 |
0.5%
|
|
1927 | 4 |
0.3%
|
|
1928 | 5 |
0.4%
|
|
1929 | 6 |
0.5%
|
|
1930 | 9 |
0.8%
|
|
1931 | 6 |
0.5%
|
|
1932 | 10 |
0.9%
|
|
1933 | 7 |
0.6%
|
|
1934 | 14 |
1.2%
|
|
1935 | 13 |
1.1%
|
|
1936 | 4 |
0.3%
|
|
1937 | 11 |
1%
|
|
1938 | 10 |
0.9%
|
|
1939 | 8 |
0.7%
|
|
1940 | 16 |
1.4%
|
|
1941 | 9 |
0.8%
|
|
1942 | 16 |
1.4%
|
|
1943 | 17 |
1.5%
|
|
1944 | 10 |
0.9%
|
|
1945 | 12 |
1%
|
|
1946 | 30 |
2.6%
|
|
1947 | 13 |
1.1%
|
|
1948 | 16 |
1.4%
|
|
1949 | 18 |
1.6%
|
|
1950 | 24 |
2.1%
|
|
1951 | 11 |
1%
|
|
1952 | 14 |
1.2%
|
|
1953 | 22 |
1.9%
|
|
1954 | 22 |
1.9%
|
|
1955 | 29 |
2.5%
|
|
1956 | 24 |
2.1%
|
|
1957 | 21 |
1.8%
|
|
1958 | 27 |
2.4%
|
|
1959 | 23 |
2%
|
|
1960 | 31 |
2.7%
|
|
1961 | 26 |
2.3%
|
|
1962 | 28 |
2.4%
|
|
1963 | 33 |
2.9%
|
|
1964 | 36 |
3.1%
|
|
1965 | 37 |
3.2%
|
|
1966 | 26 |
2.3%
|
|
1967 | 33 |
2.9%
|
|
1968 | 33 |
2.9%
|
|
1969 | 39 |
3.4%
|
|
1970 | 29 |
2.5%
|
|
1971 | 37 |
3.2%
|
|
1972 | 35 |
3.1%
|
|
1973 | 24 |
2.1%
|
|
1974 | 27 |
2.4%
|
|
1975 | 42 |
3.7%
|
|
1976 | 50 |
4.4%
|
|
1977 | 45 |
3.9%
|
|
1978 | 41 |
3.6%
|
|
1979 | 4 |
0.3%
|