| Value | Category | Cases | |
|---|---|---|---|
| 1944 | 1 |
0.3%
|
|
| 1948 | 2 |
0.6%
|
|
| 1950 | 1 |
0.3%
|
|
| 1952 | 1 |
0.3%
|
|
| 1954 | 1 |
0.3%
|
|
| 1956 | 1 |
0.3%
|
|
| 1957 | 2 |
0.6%
|
|
| 1958 | 2 |
0.6%
|
|
| 1959 | 5 |
1.5%
|
|
| 1960 | 2 |
0.6%
|
|
| 1961 | 1 |
0.3%
|
|
| 1962 | 1 |
0.3%
|
|
| 1963 | 1 |
0.3%
|
|
| 1964 | 4 |
1.2%
|
|
| 1965 | 4 |
1.2%
|
|
| 1966 | 5 |
1.5%
|
|
| 1967 | 7 |
2.1%
|
|
| 1968 | 5 |
1.5%
|
|
| 1969 | 5 |
1.5%
|
|
| 1970 | 8 |
2.4%
|
|
| 1971 | 2 |
0.6%
|
|
| 1972 | 4 |
1.2%
|
|
| 1973 | 5 |
1.5%
|
|
| 1974 | 6 |
1.8%
|
|
| 1975 | 6 |
1.8%
|
|
| 1976 | 12 |
3.6%
|
|
| 1977 | 3 |
0.9%
|
|
| 1978 | 12 |
3.6%
|
|
| 1979 | 6 |
1.8%
|
|
| 1980 | 9 |
2.7%
|
|
| 1981 | 7 |
2.1%
|
|
| 1982 | 21 |
6.3%
|
|
| 1983 | 17 |
5.1%
|
|
| 1984 | 14 |
4.2%
|
|
| 1985 | 16 |
4.8%
|
|
| 1986 | 22 |
6.6%
|
|
| 1987 | 21 |
6.3%
|
|
| 1988 | 27 |
8.2%
|
|
| 1989 | 20 |
6%
|
|
| 1990 | 23 |
6.9%
|
|
| 1991 | 4 |
1.2%
|
|
| 1992 | 1 |
0.3%
|
|
| 1996 | 2 |
0.6%
|
|
| 9995 | Missing | 0 |
0%
|
| 9996 | Other | 0 |
0%
|
| 9997 | Refused | 0 |
0%
|
| 9998 | Dont Know | 12 |
3.6%
|
| 9999 | Not Applicable | 0 |
0%
|