1992 |
58%
|
1991 |
59%
|
1991 |
69%
|
1990 |
55%
|
1990 |
59%
|
1992 |
62%
|
1990 |
65%
|
1992 |
70%
|
1992 |
65%
|
1992 |
--
|
1992 |
--
|
1990 |
--
|
2002 |
--
|