1993 |
54%
|
1995 |
54%
|
1986 |
55%
|
1986 |
58%
|
1987 |
56%
|
1986 |
56%
|
1988 |
72%
|
1986 |
53%
|
1986 |
51%
|
1986 |
60%
|
1987 |
58%
|
1987 |
59%
|
1988 |
57%
|
1986 |
60%
|
1986 |
52%
|
1987 |
60%
|
1988 |
59%
|
1988 |
63%
|
1986 |
53%
|
1986 |
64%
|
1987 |
72%
|
1987 |
60%
|
1987 |
58%
|
1987 |
82%
|
1987 |
74%
|
1987 |
72%
|
1987 |
80%
|
1987 |
73%
|
1990 |
41%
|
1987 |
--
|
1986 |
--
|
1988 |
--
|
1989 |
--
|