Value | Category | Cases | |
---|---|---|---|
1970 | 1 |
2.3%
|
|
1971 | 2 |
4.5%
|
|
1973 | 1 |
2.3%
|
|
1974 | 2 |
4.5%
|
|
1975 | 1 |
2.3%
|
|
1976 | 5 |
11.4%
|
|
1977 | 1 |
2.3%
|
|
1978 | 6 |
13.6%
|
|
1979 | 7 |
15.9%
|
|
1980 | 7 |
15.9%
|
|
1981 | 3 |
6.8%
|
|
1982 | 3 |
6.8%
|
|
1983 | 2 |
4.5%
|
|
1985 | 2 |
4.5%
|
|
1986 | 1 |
2.3%
|
|
Sysmiss | 761 |