Value | Category | Cases | |
---|---|---|---|
1967 | 2 |
18.2%
|
|
1973 | 1 |
9.1%
|
|
1977 | 1 |
9.1%
|
|
1980 | 3 |
27.3%
|
|
1982 | 3 |
27.3%
|
|
1986 | 1 |
9.1%
|
|
Sysmiss | 420 |