Value | Category | Cases | |
---|---|---|---|
1949 | 1 |
0.1%
|
|
1950 | 1 |
0.1%
|
|
1952 | 2 |
0.2%
|
|
1957 | 2 |
0.2%
|
|
1958 | 2 |
0.2%
|
|
1959 | 1 |
0.1%
|
|
1961 | 1 |
0.1%
|
|
1962 | 2 |
0.2%
|
|
1963 | 1 |
0.1%
|
|
1964 | 3 |
0.3%
|
|
1965 | 2 |
0.2%
|
|
1966 | 2 |
0.2%
|
|
1967 | 3 |
0.3%
|
|
1968 | 5 |
0.5%
|
|
1969 | 2 |
0.2%
|
|
1970 | 1 |
0.1%
|
|
1971 | 6 |
0.6%
|
|
1972 | 2 |
0.2%
|
|
1973 | 4 |
0.4%
|
|
1974 | 1 |
0.1%
|
|
1975 | 2 |
0.2%
|
|
1976 | 2 |
0.2%
|
|
1977 | 1 |
0.1%
|
|
1979 | 2 |
0.2%
|
|
1980 | 2 |
0.2%
|
|
1981 | 1 |
0.1%
|
|
1982 | 1 |
0.1%
|
|
1987 | 1 |
0.1%
|
|
1989 | 2 |
0.2%
|
|
1991 | 1 |
0.1%
|
|
1997 | 1 |
0.1%
|
|
9999 | 9999. Don't know | 6 |
0.6%
|
Sysmiss | 933 |