1997 |
77%
|
2010 |
90%
|
2009 |
90%
|
2014 |
80%
|
2016 |
80%
|
2015 |
80%
|
2018 |
80%
|
2013 |
80%
|
1990 |
80%
|
2008 |
73%
|
1998 |
59%
|
2002 |
72%
|
2010 |
57%
|
2001 |
64%
|
1998 |
82%
|
2019 |
75%
|
2005 |
55%
|
1995 |
74%
|
1994 |
67%
|
2018 |
71%
|
2016 |
56%
|
2023 |
73%
|
1996 |
54%
|
2009 |
72%
|
2002 |
69%
|
2018 |
61%
|
1987 |
60%
|
2023 |
63%
|