2006 |
80%
|
2011 |
87%
|
2007 |
63%
|
2002 |
72%
|
1993 |
59%
|
1988 |
66%
|
1996 |
80%
|
1995 |
80%
|
1998 |
48%
|
1999 |
66%
|
1999 |
70%
|
2004 |
67%
|
1993 |
70%
|
1995 |
70%
|
1994 |
70%
|
1996 |
42%
|
1995 |
66%
|
1996 |
69%
|
1985 |
61%
|
2010 |
35%
|
2006 |
63%
|
2018 |
69%
|