1996 |
64%
|
2020 |
71%
|
1979 |
59%
|
1996 |
57%
|
2004 |
77%
|
1997 |
77%
|
1999 |
77%
|
2000 |
77%
|
1998 |
77%
|
1995 |
77%
|
2018 |
74%
|
1985 |
74%
|
1999 |
69%
|
1998 |
69%
|
1997 |
69%
|
1996 |
69%
|