| Value | Category | Cases | |
|---|---|---|---|
| 1959 | 35 |
1.1%
|
|
| 1960 | 38 |
1.2%
|
|
| 1961 | 64 |
2%
|
|
| 1962 | 45 |
1.4%
|
|
| 1963 | 48 |
1.5%
|
|
| 1964 | 48 |
1.5%
|
|
| 1965 | 51 |
1.6%
|
|
| 1966 | 58 |
1.8%
|
|
| 1967 | 47 |
1.5%
|
|
| 1968 | 45 |
1.4%
|
|
| 1969 | 47 |
1.5%
|
|
| 1970 | 46 |
1.4%
|
|
| 1971 | 47 |
1.5%
|
|
| 1972 | 65 |
2%
|
|
| 1973 | 55 |
1.7%
|
|
| 1974 | 55 |
1.7%
|
|
| 1975 | 57 |
1.8%
|
|
| 1976 | 70 |
2.2%
|
|
| 1977 | 51 |
1.6%
|
|
| 1978 | 60 |
1.9%
|
|
| 1979 | 81 |
2.5%
|
|
| 1980 | 85 |
2.7%
|
|
| 1981 | 97 |
3%
|
|
| 1982 | 91 |
2.9%
|
|
| 1983 | 102 |
3.2%
|
|
| 1984 | 96 |
3%
|
|
| 1985 | 109 |
3.4%
|
|
| 1986 | 115 |
3.6%
|
|
| 1987 | 111 |
3.5%
|
|
| 1988 | 102 |
3.2%
|
|
| 1989 | 93 |
2.9%
|
|
| 1990 | 101 |
3.2%
|
|
| 1991 | 84 |
2.6%
|
|
| 1992 | 53 |
1.7%
|
|
| 1993 | 72 |
2.3%
|
|
| 1994 | 33 |
1%
|
|
| 1995 | 37 |
1.2%
|
|
| 1996 | 40 |
1.3%
|
|
| 1997 | 37 |
1.2%
|
|
| 1998 | 27 |
0.8%
|
|
| 1999 | 28 |
0.9%
|
|
| 2000 | 29 |
0.9%
|
|
| 2001 | 35 |
1.1%
|
|
| 2002 | 30 |
0.9%
|
|
| 2003 | 37 |
1.2%
|
|
| 2004 | 7 |
0.2%
|
|
| 9999 | NO RESPONSE | 1 |
0%
|
| Sysmiss | 427 |
13.4%
|