2014 |
67%
|
1999 |
77%
|
2000 |
77%
|
2003 |
73%
|
2006 |
73%
|
2007 |
73%
|
2005 |
73%
|
2004 |
73%
|
2002 |
73%
|
2006 |
63%
|
2002 |
70%
|
2020 |
64%
|
1999 |
69%
|
1998 |
69%
|
1997 |
69%
|
1996 |
69%
|
1989 |
67%
|
2019 |
61%
|