2000 |
78%
|
1987 |
76%
|
1989 |
76%
|
1990 |
76%
|
1987 |
76%
|
1989 |
73%
|
1993 |
70%
|
1995 |
70%
|
1994 |
55%
|
1986 |
58%
|
2013 |
50%
|