Value | Category | Cases | |
---|---|---|---|
1987 | 1 |
7.7%
|
|
1989 | 1 |
7.7%
|
|
1990 | 1 |
7.7%
|
|
1992 | 1 |
7.7%
|
|
2005 | 2 |
15.4%
|
|
2008 | 1 |
7.7%
|
|
9999 | Do not know | 6 |
46.2%
|
Sysmiss | 2823 |