1963 |
91%
|
1979 |
71%
|
1983 |
71%
|
1982 |
71%
|
1979 |
71%
|
1984 |
71%
|
1980 |
71%
|
1981 |
71%
|
1973 |
64%
|
1952 |
77%
|
1954 |
77%
|
1950 |
77%
|
1956 |
77%
|
1997 |
61%
|
1960 |
76%
|
1959 |
76%
|
1958 |
76%
|
1956 |
76%
|
1957 |
76%
|
1955 |
76%
|
1980 |
53%
|
1983 |
54%
|
1983 |
54%
|