| 1990 |
81%
|
| 2013 |
75%
|
| 2005 |
77%
|
| 2001 |
74%
|
| 2019 |
76%
|
| 1999 |
76%
|
| 2007 |
67%
|
| 2006 |
61%
|
| 1986 |
74%
|
| 2005 |
35%
|
