1987 |
69%
|
1987 |
25%
|
1984 |
67%
|
1987 |
76%
|
1985 |
77%
|
1981 |
69%
|
1982 |
67%
|
1984 |
66%
|
1983 |
54%
|
1979 |
59%
|