| Value | Category | Cases | |
|---|---|---|---|
| 1991 | 2 |
3.4%
|
|
| 1995 | 1 |
1.7%
|
|
| 1996 | 3 |
5.1%
|
|
| 1998 | 1 |
1.7%
|
|
| 2000 | 3 |
5.1%
|
|
| 2001 | 1 |
1.7%
|
|
| 2002 | 2 |
3.4%
|
|
| 2003 | 1 |
1.7%
|
|
| 2004 | 4 |
6.8%
|
|
| 2005 | 4 |
6.8%
|
|
| 2006 | 3 |
5.1%
|
|
| 2007 | 4 |
6.8%
|
|
| 2008 | 3 |
5.1%
|
|
| 2009 | 2 |
3.4%
|
|
| 2010 | 1 |
1.7%
|
|
| 2011 | 5 |
8.5%
|
|
| 2012 | 5 |
8.5%
|
|
| 2013 | 5 |
8.5%
|
|
| 2014 | 5 |
8.5%
|
|
| 2015 | 1 |
1.7%
|
|
| 2016 | 3 |
5.1%
|
|
| 2147483622 | Not applicable | 0 |
0%
|
| 2147483623 | Refusal | 0 |
0%
|
| 2147483624 | Don't know | 0 |
0%
|
| 2147483625 | No answer | 0 |
0%
|
| 10001 | .D | 26205 | |
| Sysmiss | 18123 |