| Value | Category | Cases | |
|---|---|---|---|
| 1956 | 1 |
0%
|
|
| 1997 | 1 |
0%
|
|
| 2000 | 4 |
0.1%
|
|
| 2001 | 1 |
0%
|
|
| 2002 | 1 |
0%
|
|
| 2003 | 7 |
0.1%
|
|
| 2004 | 7 |
0.1%
|
|
| 2005 | 37 |
0.7%
|
|
| 2006 | 23 |
0.5%
|
|
| 2007 | 23 |
0.5%
|
|
| 2008 | 56 |
1.1%
|
|
| 2009 | 73 |
1.5%
|
|
| 2010 | 154 |
3.1%
|
|
| 2011 | 170 |
3.4%
|
|
| 2012 | 2102 |
42.4%
|
|
| 2013 | 2283 |
46%
|
|
| 2014 | 1 |
0%
|
|
| 2015 | 1 |
0%
|
|
| 2912 | 1 |
0%
|
|
| 3013 | 1 |
0%
|
|
| 9996 | 96. Not applicable | 0 |
0%
|
| 9998 | 98. Don't know | 15 |
0.3%
|
| 9999 | 99. Missing | 0 |
0%
|
| Sysmiss | 9269 |