| 1968 |
81%
|
| 2021 |
70%
|
| 1984 |
65%
|
| 2000 |
72%
|
| 1991 |
46%
|
| 1999 |
27%
|
| 1986 |
72%
|
| 2011 |
34%
|
| 2009 |
72%
|
