Value | Category | Cases | |
---|---|---|---|
99 | Mising | 0 |
0%
|
1984 | 1 |
2.3%
|
|
1988 | 38 |
86.4%
|
|
1989 | 4 |
9.1%
|
|
1994 | 1 |
2.3%
|
|
Sysmiss | 1681 |