| Value | Category | Cases | |
|---|---|---|---|
| 1958 | 1 |
0%
|
|
| 1960 | 1 |
0%
|
|
| 1962 | 1 |
0%
|
|
| 1964 | 1 |
0%
|
|
| 1965 | 9 |
0%
|
|
| 1966 | 18 |
0%
|
|
| 1967 | 126 |
0.1%
|
|
| 1968 | 440 |
0.2%
|
|
| 1969 | 103 |
0%
|
|
| 1970 | 640 |
0.3%
|
|
| 1971 | 1372 |
0.7%
|
|
| 1972 | 3893 |
1.9%
|
|
| 1973 | 1723 |
0.8%
|
|
| 1974 | 1011 |
0.5%
|
|
| 1975 | 2489 |
1.2%
|
|
| 1976 | 3710 |
1.8%
|
|
| 1977 | 4328 |
2.1%
|
|
| 1978 | 4986 |
2.4%
|
|
| 1979 | 14007 |
6.8%
|
|
| 1980 | 274 |
0.1%
|
|
| 1981 | 372 |
0.2%
|
|
| 1982 | 3514 |
1.7%
|
|
| 1983 | 2900 |
1.4%
|
|
| 1984 | 8369 |
4.1%
|
|
| 1985 | 4967 |
2.4%
|
|
| 1986 | 2389 |
1.2%
|
|
| 1987 | 4618 |
2.2%
|
|
| 1988 | 6576 |
3.2%
|
|
| 1989 | 17048 |
8.3%
|
|
| 1990 | 25318 |
12.3%
|
|
| 1991 | 3170 |
1.5%
|
|
| 1992 | 11261 |
5.5%
|
|
| 1993 | 8530 |
4.1%
|
|
| 1994 | 3746 |
1.8%
|
|
| 1995 | 3174 |
1.5%
|
|
| 1996 | 2981 |
1.4%
|
|
| 1997 | 5294 |
2.6%
|
|
| 1998 | 8107 |
3.9%
|
|
| 1999 | 3381 |
1.6%
|
|
| 2000 | 3995 |
1.9%
|
|
| 2001 | 4041 |
2%
|
|
| 2002 | 2916 |
1.4%
|
|
| 2003 | 3936 |
1.9%
|
|
| 2004 | 3617 |
1.8%
|
|
| 2005 | 19466 |
9.4%
|
|
| 2006 | 3708 |
1.8%
|
|
| Sysmiss | 50 |