| Value | Category | Cases | |
|---|---|---|---|
| 2001 | 1007 |
5.9%
|
|
| 2002 | 1195 |
6.9%
|
|
| 2003 | 1197 |
7%
|
|
| 2004 | 1130 |
6.6%
|
|
| 2005 | 1181 |
6.9%
|
|
| 2006 | 1241 |
7.2%
|
|
| 2007 | 1144 |
6.6%
|
|
| 2008 | 1228 |
7.1%
|
|
| 2009 | 1295 |
7.5%
|
|
| 2010 | 1347 |
7.8%
|
|
| 2011 | 1431 |
8.3%
|
|
| 2012 | 1706 |
9.9%
|
|
| 2013 | 1710 |
9.9%
|
|
| 2014 | 199 |
1.2%
|
|
| 9998 | NSP | 11 |
0.1%
|
| Sysmiss | 188 |
1.1%
|