1966 |
75%
|
1968 |
79%
|
1971 |
79%
|
1972 |
79%
|
1966 |
81%
|
1968 |
81%
|
1965 |
81%
|
1967 |
81%
|
1974 |
84%
|
2007 |
78%
|
1960 |
78%
|
1960 |
76%
|