| Value | Category | Cases | |
|---|---|---|---|
| 1980 | 1 |
0%
|
|
| 1982 | 1 |
0%
|
|
| 1986 | 1 |
0%
|
|
| 1987 | 5 |
0%
|
|
| 1988 | 8 |
0.1%
|
|
| 1989 | 13 |
0.1%
|
|
| 1990 | 42 |
0.3%
|
|
| 1991 | 28 |
0.2%
|
|
| 1992 | 35 |
0.2%
|
|
| 1993 | 50 |
0.3%
|
|
| 1994 | 70 |
0.4%
|
|
| 1995 | 131 |
0.8%
|
|
| 1996 | 261 |
1.7%
|
|
| 1997 | 236 |
1.5%
|
|
| 1998 | 344 |
2.2%
|
|
| 1999 | 343 |
2.2%
|
|
| 2000 | 404 |
2.6%
|
|
| 2001 | 357 |
2.3%
|
|
| 2002 | 414 |
2.6%
|
|
| 2003 | 438 |
2.8%
|
|
| 2004 | 444 |
2.8%
|
|
| 2005 | 433 |
2.8%
|
|
| 2006 | 498 |
3.2%
|
|
| 2007 | 455 |
2.9%
|
|
| 2008 | 546 |
3.5%
|
|
| 2009 | 548 |
3.5%
|
|
| 2010 | 712 |
4.5%
|
|
| 2011 | 650 |
4.1%
|
|
| 2012 | 673 |
4.3%
|
|
| 2013 | 586 |
3.7%
|
|
| 2014 | 651 |
4.2%
|
|
| 2015 | 595 |
3.8%
|
|
| 2016 | 656 |
4.2%
|
|
| 2017 | 492 |
3.1%
|
|
| 2018 | 578 |
3.7%
|
|
| 2019 | 501 |
3.2%
|
|
| 2020 | 578 |
3.7%
|
|
| 2021 | 602 |
3.8%
|
|
| 2022 | 606 |
3.9%
|
|
| 2023 | 587 |
3.7%
|
|
| 2024 | 379 |
2.4%
|
|
| 2025 | 18 |
0.1%
|
|
| 9998 | Don't know | 672 |
4.3%
|
| 9999 | 34 |
0.2%
|
|
| Sysmiss | 26336 |