| Value | Category | Cases | |
|---|---|---|---|
| 1969 | 1 |
0%
|
|
| 1970 | 3 |
0%
|
|
| 1971 | 19 |
0%
|
|
| 1972 | 30 |
0%
|
|
| 1973 | 19 |
0%
|
|
| 1974 | 38 |
0%
|
|
| 1975 | 53 |
0%
|
|
| 1976 | 108 |
0.1%
|
|
| 1977 | 209 |
0.1%
|
|
| 1978 | 217 |
0.1%
|
|
| 1979 | 467 |
0.2%
|
|
| 1980 | 296 |
0.1%
|
|
| 1981 | 292 |
0.1%
|
|
| 1982 | 758 |
0.4%
|
|
| 1983 | 663 |
0.3%
|
|
| 1984 | 987 |
0.5%
|
|
| 1985 | 1097 |
0.5%
|
|
| 1986 | 1023 |
0.5%
|
|
| 1987 | 1093 |
0.5%
|
|
| 1988 | 1112 |
0.5%
|
|
| 1989 | 3374 |
1.6%
|
|
| 1990 | 5326 |
2.5%
|
|
| 1991 | 2740 |
1.3%
|
|
| 1992 | 3852 |
1.8%
|
|
| 1993 | 3904 |
1.8%
|
|
| 1994 | 3533 |
1.7%
|
|
| 1995 | 4404 |
2.1%
|
|
| 1996 | 4607 |
2.2%
|
|
| 1997 | 7634 |
3.6%
|
|
| 1998 | 8823 |
4.2%
|
|
| 1999 | 8574 |
4.1%
|
|
| 2000 | 11035 |
5.2%
|
|
| 2001 | 12681 |
6%
|
|
| 2002 | 11866 |
5.6%
|
|
| 2003 | 16115 |
7.6%
|
|
| 2004 | 13431 |
6.4%
|
|
| 2005 | 33477 |
15.8%
|
|
| 2006 | 27961 |
13.2%
|
|
| 2007 | 19579 |
9.3%
|
|
| 2207 | 1 |
0%
|
|
| Sysmiss | 56 |