2009 |
51%
|
2007 |
70%
|
2012 |
79%
|
1999 |
86%
|
2007 |
56%
|
2001 |
65%
|
1999 |
72%
|
2001 |
72%
|
1998 |
67%
|
2018 |
76%
|
1991 |
61%
|
1999 |
56%
|
2005 |
49%
|
2011 |
54%
|
2003 |
60%
|
2011 |
25%
|
1999 |
59%
|