2010 |
77%
|
1992 |
90%
|
2015 |
63%
|
2012 |
79%
|
2015 |
60%
|
2013 |
83%
|
1996 |
79%
|
1997 |
79%
|
2002 |
79%
|
1996 |
63%
|
1989 |
79%
|
1987 |
79%
|
1988 |
79%
|
2005 |
79%
|
1984 |
68%
|
1991 |
79%
|
1992 |
79%
|
1994 |
79%
|
1993 |
79%
|
1990 |
79%
|
1995 |
79%
|
2010 |
85%
|
2014 |
85%
|
2005 |
85%
|
2007 |
85%
|
1997 |
84%
|
1995 |
84%
|
2006 |
56%
|
2008 |
66%
|
2004 |
56%
|
2001 |
65%
|
1985 |
80%
|
1987 |
80%
|
1986 |
80%
|
2000 |
55%
|
1996 |
80%
|
1995 |
80%
|
2009 |
71%
|
1998 |
48%
|
2017 |
59%
|
2014 |
79%
|
2013 |
79%
|
2015 |
79%
|
2012 |
79%
|
2017 |
79%
|
2014 |
72%
|
2016 |
72%
|
2013 |
72%
|
2012 |
72%
|
1996 |
69%
|
1995 |
69%
|
1997 |
69%
|
2007 |
74%
|
1995 |
73%
|
1994 |
73%
|
2008 |
61%
|
1999 |
70%
|
1996 |
70%
|
1995 |
70%
|
1995 |
70%
|
2010 |
70%
|
2009 |
60%
|
2011 |
70%
|
2011 |
80%
|
2007 |
66%
|
2018 |
58%
|
2019 |
58%
|
1987 |
70%
|
2005 |
55%
|
2004 |
55%
|
2005 |
55%
|
2003 |
55%
|
2007 |
55%
|
2013 |
64%
|
1986 |
77%
|
1985 |
77%
|
1993 |
68%
|
1994 |
68%
|
1993 |
70%
|
1995 |
70%
|
1994 |
70%
|
2001 |
56%
|
2009 |
57%
|
2007 |
57%
|
2007 |
66%
|
2000 |
67%
|
2000 |
67%
|
1999 |
59%
|
2005 |
66%
|
1987 |
74%
|
1999 |
66%
|
2019 |
58%
|
1992 |
70%
|
1993 |
70%
|
1998 |
64%
|
2005 |
59%
|
2011 |
61%
|
1983 |
80%
|
1994 |
54%
|
1993 |
79%
|
1994 |
79%
|
2011 |
71%
|
1997 |
61%
|
2000 |
64%
|
2003 |
56%
|
1998 |
27%
|
1996 |
58%
|
1998 |
58%
|
1997 |
58%
|
1996 |
58%
|
2000 |
67%
|
1984 |
79%
|
2001 |
66%
|
1996 |
56%
|
1986 |
77%
|
2002 |
66%
|
2016 |
57%
|
1991 |
61%
|
2006 |
63%
|
1989 |
48%
|
1990 |
65%
|