Value | Category |
---|---|
1930 | <=1930 |
1935 | 1935 - 1931 |
1940 | 1940 - 1936 |
1945 | 1945 - 1941 |
1950 | 1950 - 1946 |
1955 | 1955 - 1951 |
1960 | 1960 - 1956 |
1965 | 1965 - 1961 |
1970 | 1970 - 1966 |
1975 | 1975 - 1971 |
1980 | 1980 - 1976 |
1985 | 1985 - 1981 |
1990 | 1990 - 1986 |
1995 | 1995 - 1991 |
2000 | 2000 - 1996 |
2005 | 2005 - 2001 |
2010 | 2010 - 2006 |
Sysmiss |