Value | Category | Cases | |
---|---|---|---|
1972 | 59 |
3.5%
|
|
1973 | 22 |
1.3%
|
|
1974 | 37 |
2.2%
|
|
1975 | 32 |
1.9%
|
|
1976 | 23 |
1.3%
|
|
1977 | 44 |
2.6%
|
|
1978 | 61 |
3.6%
|
|
1979 | 53 |
3.1%
|
|
1980 | 69 |
4%
|
|
1981 | 65 |
3.8%
|
|
1982 | 111 |
6.5%
|
|
1983 | 137 |
8%
|
|
1984 | 158 |
9.2%
|
|
1985 | 175 |
10.2%
|
|
1986 | 204 |
11.9%
|
|
1987 | 460 |
26.9%
|