| 1982 |
71%
|
| 2005 |
73%
|
| 2014 |
68%
|
| 1980 |
65%
|
| 2006 |
39%
|
| 2012 |
30%
|
| 2012 |
35%
|
| 1992 |
51%
|
| 1992 |
43%
|
| 2009 |
43%
|
| 2013 |
35%
|
| 2011 |
37%
|
| 2015 |
36%
|
| 2017 |
37%
|
| 2018 |
36%
|
| 2016 |
36%
|
| 2016 |
48%
|
| 2022 |
36%
|
| 2019 |
31%
|
