Value |
Category |
-9 |
DON’T KNOW (SPONTANEOUS) |
1889 |
|
1906 |
|
1919 |
|
1933 |
|
1940 |
|
1943 |
|
1945 |
|
1946 |
|
1947 |
|
1949 |
|
1950 |
|
1952 |
|
1953 |
|
1954 |
|
1956 |
|
1957 |
|
1958 |
|
1959 |
|
1961 |
|
1962 |
|
1963 |
|
1964 |
|
1965 |
|
1966 |
|
1967 |
|
1968 |
|
1969 |
|
1970 |
|
1971 |
|
1972 |
|
1973 |
|
1974 |
|
1975 |
|
1976 |
|
1977 |
|
1978 |
|
1979 |
|
1980 |
|
1981 |
|
1982 |
|
1983 |
|
1984 |
|
1985 |
|
1986 |
|
1987 |
|
1988 |
|
1989 |
|
1990 |
|
1991 |
|
1992 |
|
1993 |
|
1994 |
|
1995 |
|
1996 |
|
1997 |
|
1998 |
|
1999 |
|
2000 |
|
2001 |
|
2002 |
|
2003 |
|
2004 |
|
2005 |
|
2006 |
|
2007 |
|
2008 |
|
2009 |
|
2010 |
|
2011 |
|
2012 |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.