Value | Category | Cases | |
---|---|---|---|
-9 | Don't know | 0 |
0%
|
1919 | 1 |
0.6%
|
|
1937 | 1 |
0.6%
|
|
1951 | 1 |
0.6%
|
|
1952 | 1 |
0.6%
|
|
1953 | 2 |
1.3%
|
|
1954 | 2 |
1.3%
|
|
1955 | 1 |
0.6%
|
|
1959 | 2 |
1.3%
|
|
1960 | 1 |
0.6%
|
|
1961 | 1 |
0.6%
|
|
1962 | 1 |
0.6%
|
|
1963 | 1 |
0.6%
|
|
1965 | 3 |
1.9%
|
|
1966 | 3 |
1.9%
|
|
1967 | 2 |
1.3%
|
|
1968 | 2 |
1.3%
|
|
1969 | 3 |
1.9%
|
|
1970 | 2 |
1.3%
|
|
1971 | 1 |
0.6%
|
|
1972 | 3 |
1.9%
|
|
1973 | 2 |
1.3%
|
|
1974 | 4 |
2.6%
|
|
1975 | 2 |
1.3%
|
|
1976 | 2 |
1.3%
|
|
1977 | 2 |
1.3%
|
|
1979 | 5 |
3.2%
|
|
1980 | 7 |
4.5%
|
|
1981 | 4 |
2.6%
|
|
1982 | 5 |
3.2%
|
|
1983 | 5 |
3.2%
|
|
1984 | 6 |
3.9%
|
|
1985 | 3 |
1.9%
|
|
1986 | 5 |
3.2%
|
|
1987 | 4 |
2.6%
|
|
1988 | 1 |
0.6%
|
|
1989 | 1 |
0.6%
|
|
1990 | 3 |
1.9%
|
|
1991 | 1 |
0.6%
|
|
1992 | 4 |
2.6%
|
|
1993 | 1 |
0.6%
|
|
1995 | 1 |
0.6%
|
|
1996 | 5 |
3.2%
|
|
1997 | 5 |
3.2%
|
|
1998 | 4 |
2.6%
|
|
1999 | 5 |
3.2%
|
|
2000 | 4 |
2.6%
|
|
2001 | 4 |
2.6%
|
|
2002 | 7 |
4.5%
|
|
2003 | 5 |
3.2%
|
|
2004 | 2 |
1.3%
|
|
2005 | 2 |
1.3%
|
|
2006 | 4 |
2.6%
|
|
2007 | 3 |
1.9%
|
|
2009 | 3 |
1.9%
|
|
Sysmiss | 6292 |