| 1980 |
65%
|
| 1976 |
65%
|
| 1995 |
51%
|
| 1982 |
71%
|
| 1984 |
71%
|
| 1961 |
67%
|
| 1983 |
50%
|
| 2008 |
63%
|
| 1992 |
63%
|
| 2006 |
47%
|
