1993 |
82%
|
1999 |
79%
|
2008 |
76%
|
1987 |
70%
|
1992 |
65%
|
1996 |
65%
|
2016 |
71%
|
2001 |
64%
|
1989 |
72%
|
2008 |
61%
|
2009 |
77%
|
2020 |
85%
|
2019 |
85%
|
1997 |
58%
|
2021 |
69%
|
2011 |
70%
|
2011 |
80%
|
2002 |
72%
|
2000 |
62%
|
2000 |
67%
|
2000 |
67%
|
2022 |
56%
|
2014 |
58%
|