| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not applicable | 58 |
3.1%
|
| 1974 | 1 |
0.1%
|
|
| 1985 | 1 |
0.1%
|
|
| 1989 | 1 |
0.1%
|
|
| 1990 | 1 |
0.1%
|
|
| 1993 | 2 |
0.1%
|
|
| 1994 | 1 |
0.1%
|
|
| 1996 | 1 |
0.1%
|
|
| 1997 | 4 |
0.2%
|
|
| 1998 | 2 |
0.1%
|
|
| 1999 | 1 |
0.1%
|
|
| 2000 | 10 |
0.5%
|
|
| 2001 | 2 |
0.1%
|
|
| 2002 | 2 |
0.1%
|
|
| 2003 | 6 |
0.3%
|
|
| 2004 | 7 |
0.4%
|
|
| 2005 | 7 |
0.4%
|
|
| 2006 | 9 |
0.5%
|
|
| 2007 | 13 |
0.7%
|
|
| 2008 | 20 |
1.1%
|
|
| 2009 | 25 |
1.3%
|
|
| 2010 | 41 |
2.2%
|
|
| 2011 | 37 |
2%
|
|
| 2012 | 81 |
4.3%
|
|
| 2013 | 94 |
5%
|
|
| 2014 | 239 |
12.7%
|
|
| 2015 | 358 |
19%
|
|
| 2016 | 581 |
30.8%
|
|
| 2017 | 282 |
14.9%
|
|
| Sysmiss | 362463 |