Value | Category | Cases | |
---|---|---|---|
1970 | 18 |
3.8%
|
|
1971 | 18 |
3.8%
|
|
1972 | 18 |
3.8%
|
|
1973 | 18 |
3.8%
|
|
1974 | 18 |
3.8%
|
|
1975 | 18 |
3.8%
|
|
1976 | 18 |
3.8%
|
|
1977 | 18 |
3.8%
|
|
1978 | 18 |
3.8%
|
|
1979 | 18 |
3.8%
|
|
1980 | 18 |
3.8%
|
|
1981 | 18 |
3.8%
|
|
1982 | 18 |
3.8%
|
|
1983 | 18 |
3.8%
|
|
1984 | 18 |
3.8%
|
|
1985 | 18 |
3.8%
|
|
1986 | 18 |
3.8%
|
|
1987 | 18 |
3.8%
|
|
1988 | 18 |
3.8%
|
|
1989 | 18 |
3.8%
|
|
1990 | 18 |
3.8%
|
|
1991 | 18 |
3.8%
|
|
1992 | 18 |
3.8%
|
|
1993 | 18 |
3.8%
|
|
1994 | 18 |
3.8%
|
|
1995 | 18 |
3.8%
|
|
1996 | 3 |
0.6%
|