1998 |
86%
|
1996 |
79%
|
2007 |
54%
|
2004 |
72%
|
1995 |
67%
|
1996 |
67%
|
1955 |
85%
|
1998 |
77%
|
1996 |
64%
|
1975 |
37%
|