| Value | Category | Cases | |
|---|---|---|---|
| 1994 | 5 |
0.3%
|
|
| 1995 | 2 |
0.1%
|
|
| 1996 | 2 |
0.1%
|
|
| 1997 | 6 |
0.4%
|
|
| 1998 | 15 |
1%
|
|
| 1999 | 20 |
1.4%
|
|
| 2000 | 26 |
1.8%
|
|
| 2001 | 28 |
1.9%
|
|
| 2002 | 40 |
2.8%
|
|
| 2003 | 44 |
3.1%
|
|
| 2004 | 67 |
4.7%
|
|
| 2005 | 70 |
4.9%
|
|
| 2006 | 99 |
6.9%
|
|
| 2007 | 104 |
7.2%
|
|
| 2008 | 100 |
7%
|
|
| 2009 | 116 |
8.1%
|
|
| 2010 | 118 |
8.2%
|
|
| 2011 | 107 |
7.5%
|
|
| 2012 | 80 |
5.6%
|
|
| 3333 | Missing | 48 |
3.3%
|
| 5555 | Not Applicable | 0 |
0%
|
| 8888 | Refused | 0 |
0%
|
| 9999 | Don't know | 339 |
23.6%
|
| Sysmiss | 10780 |