| Value | Category | Cases | |
|---|---|---|---|
| 1984 | 2 |
0.1%
|
|
| 1985 | 21 |
0.6%
|
|
| 1986 | 56 |
1.6%
|
|
| 1987 | 76 |
2.2%
|
|
| 1988 | 81 |
2.3%
|
|
| 1989 | 89 |
2.5%
|
|
| 1990 | 107 |
3.1%
|
|
| 1991 | 106 |
3%
|
|
| 1992 | 148 |
4.2%
|
|
| 1993 | 96 |
2.7%
|
|
| 1994 | 81 |
2.3%
|
|
| 1995 | 115 |
3.3%
|
|
| 1996 | 141 |
4%
|
|
| 1997 | 136 |
3.9%
|
|
| 1998 | 105 |
3%
|
|
| 1999 | 122 |
3.5%
|
|
| 2000 | 114 |
3.3%
|
|
| 2001 | 143 |
4.1%
|
|
| 2002 | 165 |
4.7%
|
|
| 2003 | 202 |
5.8%
|
|
| 2004 | 180 |
5.1%
|
|
| 2005 | 209 |
6%
|
|
| 2006 | 236 |
6.7%
|
|
| 2007 | 266 |
7.6%
|
|
| 2008 | 422 |
12.1%
|
|
| 2009 | 81 |
2.3%
|
|
| 9997 | na | 0 |
0%
|
| 9998 | dk | 0 |
0%
|
| 9999 | missing | 0 |
0%
|
| Sysmiss | 47808 |