1998 |
86%
|
2013 |
69%
|
2015 |
42%
|
2017 |
46%
|
2018 |
45%
|
2019 |
77%
|
2021 |
67%
|
2008 |
67%
|
2019 |
65%
|
1996 |
56%
|
2000 |
77%
|
1990 |
48%
|
2005 |
64%
|
2021 |
44%
|
1995 |
46%
|