1972 |
89%
|
1998 |
67%
|
1984 |
75%
|
2011 |
73%
|
1966 |
75%
|
1999 |
56%
|
1982 |
60%
|
1971 |
79%
|
1972 |
79%
|
1987 |
44%
|
1974 |
62%
|
1972 |
62%
|