value | category | cases | |
---|---|---|---|
1971 | 2 |
1.1%
|
|
1972 | 2 |
1.1%
|
|
1973 | 6 |
3.3%
|
|
1974 | 2 |
1.1%
|
|
1975 | 12 |
6.6%
|
|
1976 | 14 |
7.7%
|
|
1977 | 11 |
6%
|
|
1978 | 20 |
11%
|
|
1979 | 10 |
5.5%
|
|
1980 | 18 |
9.9%
|
|
1981 | 22 |
12.1%
|
|
1982 | 18 |
9.9%
|
|
1983 | 13 |
7.1%
|
|
1984 | 10 |
5.5%
|
|
1985 | 10 |
5.5%
|
|
1986 | 4 |
2.2%
|
|
1987 | 4 |
2.2%
|
|
1988 | 3 |
1.6%
|
|
1990 | 1 |
0.5%
|
|
Sysmiss | 2158 |