1993 |
67%
|
1967 |
73%
|
1991 |
83%
|
1991 |
83%
|
1992 |
83%
|
1992 |
70%
|
1990 |
64%
|
1978 |
62%
|
1979 |
62%
|
1979 |
66%
|
1993 |
64%
|
1983 |
54%
|
1983 |
54%
|
1979 |
56%
|