2016 |
76%
|
2017 |
81%
|
2014 |
79%
|
2011 |
77%
|
2018 |
76%
|
2000 |
73%
|
2003 |
74%
|
2006 |
60%
|
2009 |
58%
|
2013 |
67%
|
2016 |
69%
|
2005 |
63%
|
2019 |
57%
|
2006 |
64%
|
2019 |
82%
|
2018 |
82%
|
2017 |
82%
|
2020 |
53%
|
1997 |
55%
|
2018 |
72%
|
2017 |
72%
|