| Value | Category | Cases | |
|---|---|---|---|
| 1968 | 107 |
1.3%
|
|
| 1969 | 161 |
2%
|
|
| 1970 | 150 |
1.8%
|
|
| 1971 | 147 |
1.8%
|
|
| 1972 | 126 |
1.5%
|
|
| 1973 | 134 |
1.6%
|
|
| 1974 | 167 |
2%
|
|
| 1975 | 173 |
2.1%
|
|
| 1976 | 169 |
2.1%
|
|
| 1977 | 168 |
2%
|
|
| 1978 | 170 |
2.1%
|
|
| 1979 | 195 |
2.4%
|
|
| 1980 | 221 |
2.7%
|
|
| 1981 | 234 |
2.8%
|
|
| 1982 | 226 |
2.8%
|
|
| 1983 | 252 |
3.1%
|
|
| 1984 | 256 |
3.1%
|
|
| 1985 | 261 |
3.2%
|
|
| 1986 | 267 |
3.2%
|
|
| 1987 | 260 |
3.2%
|
|
| 1988 | 245 |
3%
|
|
| 1989 | 285 |
3.5%
|
|
| 1990 | 266 |
3.2%
|
|
| 1991 | 271 |
3.3%
|
|
| 1992 | 269 |
3.3%
|
|
| 1993 | 263 |
3.2%
|
|
| 1994 | 265 |
3.2%
|
|
| 1995 | 256 |
3.1%
|
|
| 1996 | 245 |
3%
|
|
| 1997 | 215 |
2.6%
|
|
| 1998 | 210 |
2.6%
|
|
| 1999 | 193 |
2.3%
|
|
| 2000 | 237 |
2.9%
|
|
| 2001 | 188 |
2.3%
|
|
| 2002 | 187 |
2.3%
|
|
| 2003 | 51 |
0.6%
|
|
| 9998 | NO SABE | 12 |
0.1%
|
| Sysmiss | 715 |
8.7%
|