1987 |
81%
|
2016 |
65%
|
2022 |
67%
|
2019 |
57%
|
2003 |
77%
|
1997 |
68%
|
1997 |
84%
|
2008 |
60%
|
1993 |
64%
|
2004 |
50%
|
2003 |
66%
|
1992 |
71%
|
1987 |
60%
|
2004 |
60%
|
2003 |
65%
|
2019 |
58%
|
1985 |
47%
|
2006 |
40%
|
1996 |
62%
|