| Value | Category | Cases | |
|---|---|---|---|
| 2002 | 27 |
3%
|
|
| 2003 | 59 |
6.5%
|
|
| 2004 | 56 |
6.1%
|
|
| 2005 | 51 |
5.6%
|
|
| 2006 | 71 |
7.8%
|
|
| 2007 | 76 |
8.3%
|
|
| 2008 | 58 |
6.4%
|
|
| 2009 | 51 |
5.6%
|
|
| 2010 | 67 |
7.3%
|
|
| 2011 | 66 |
7.2%
|
|
| 2012 | 68 |
7.4%
|
|
| 2013 | 58 |
6.4%
|
|
| 2014 | 64 |
7%
|
|
| 2015 | 61 |
6.7%
|
|
| 2016 | 55 |
6%
|
|
| 2017 | 25 |
2.7%
|
|
| 3333 | Missing | 0 |
0%
|
| 5555 | Not applicable | 0 |
0%
|
| 8888 | Refused | 0 |
0%
|
| 9999 | Don't know | 0 |
0%
|
| Sysmiss | 86 |