| Value | Category | Cases | |
|---|---|---|---|
| 1980 | 1 |
0%
|
|
| 1984 | 1 |
0%
|
|
| 1990 | 1 |
0%
|
|
| 1997 | 1 |
0%
|
|
| 1998 | 1 |
0%
|
|
| 1999 | 1 |
0%
|
|
| 2000 | 7 |
0%
|
|
| 2002 | 6 |
0%
|
|
| 2003 | 1 |
0%
|
|
| 2004 | 1 |
0%
|
|
| 2005 | 1 |
0%
|
|
| 2006 | 2 |
0%
|
|
| 2007 | 6 |
0%
|
|
| 2008 | 4 |
0%
|
|
| 2009 | 5 |
0%
|
|
| 2010 | 35 |
0.1%
|
|
| 2011 | 6 |
0%
|
|
| 2012 | 22 |
0.1%
|
|
| 2013 | 19 |
0%
|
|
| 2014 | 35 |
0.1%
|
|
| 2015 | 108 |
0.3%
|
|
| 2016 | 112 |
0.3%
|
|
| 2017 | 137 |
0.3%
|
|
| 2018 | 160 |
0.4%
|
|
| 2019 | 137 |
0.3%
|
|
| 2020 | 127 |
0.3%
|
|
| 2021 | 11 |
0%
|
|
| z | Not applicable | 36511 |
90.7%
|
| d | Inconsistency set to missing | 2761 |
6.9%
|
| a | Don't know | 15 |
0%
|