| 1999 |
75%
|
| 2010 |
70%
|
| 2011 |
43%
|
| 2004 |
58%
|
| 2007 |
74%
|
| 2007 |
59%
|
| 2007 |
67%
|
| 2001 |
65%
|
| 2008 |
69%
|
| 1991 |
56%
|
| 2000 |
51%
|
| 2009 |
37%
|
| 2005 |
63%
|
| 2002 |
66%
|
| 1991 |
58%
|
| 2008 |
40%
|
| 2019 |
46%
|
| 1994 |
51%
|
| 1988 |
46%
|
| 1994 |
28%
|
| 1997 |
39%
|
| 1989 |
48%
|
