2012 |
77%
|
2011 |
72%
|
2005 |
68%
|
2014 |
65%
|
2017 |
56%
|
2007 |
70%
|
1983 |
75%
|
2014 |
85%
|
1997 |
84%
|
2019 |
51%
|
1979 |
70%
|
2001 |
77%
|
1995 |
60%
|
2019 |
63%
|
2015 |
52%
|
1985 |
71%
|
2011 |
68%
|
2016 |
51%
|
2016 |
47%
|
1998 |
68%
|