2006 |
76%
|
1999 |
65%
|
1993 |
79%
|
2018 |
68%
|
2019 |
68%
|
2020 |
68%
|
2021 |
68%
|
2011 |
56%
|
1990 |
65%
|
1991 |
53%
|