2005 |
72%
|
2001 |
77%
|
2021 |
62%
|
1997 |
67%
|
1998 |
67%
|
2012 |
66%
|
2003 |
65%
|
2005 |
61%
|
2021 |
62%
|
1989 |
45%
|
2002 |
56%
|
2007 |
54%
|
2005 |
37%
|
2021 |
37%
|
2006 |
47%
|