1986 |
84%
|
1995 |
76%
|
1983 |
75%
|
1986 |
75%
|
1985 |
75%
|
1982 |
49%
|
1980 |
70%
|
1985 |
67%
|
1981 |
71%
|
1985 |
71%
|
1982 |
71%
|
1984 |
71%
|
1989 |
46%
|
1988 |
55%
|
2010 |
63%
|
1992 |
63%
|
2008 |
63%
|
2008 |
63%
|
1990 |
63%
|
1992 |
63%
|
1980 |
60%
|