1959 |
91%
|
1968 |
79%
|
1969 |
79%
|
1972 |
79%
|
1970 |
79%
|
1966 |
79%
|
1963 |
82%
|
1972 |
74%
|
1968 |
81%
|
1972 |
79%
|
1969 |
79%
|
1963 |
85%
|
1964 |
85%
|
1959 |
78%
|
1959 |
78%
|
1956 |
64%
|