Value | Category | Cases | |
---|---|---|---|
1979 | 2 |
2.3%
|
|
1980 | 7 |
8%
|
|
1981 | 12 |
13.8%
|
|
1982 | 14 |
16.1%
|
|
1983 | 12 |
13.8%
|
|
1984 | 13 |
14.9%
|
|
1985 | 8 |
9.2%
|
|
1986 | 7 |
8%
|
|
1987 | 7 |
8%
|
|
1988 | 5 |
5.7%
|
|
Sysmiss | 12 |