| Value | Category | Cases | |
|---|---|---|---|
| 1958 | 1 |
0.1%
|
|
| 1966 | 1 |
0.1%
|
|
| 1970 | 1 |
0.1%
|
|
| 1972 | 1 |
0.1%
|
|
| 1976 | 1 |
0.1%
|
|
| 1992 | 1 |
0.1%
|
|
| 1997 | 1 |
0.1%
|
|
| 1998 | 1 |
0.1%
|
|
| 2000 | 3 |
0.2%
|
|
| 2001 | 1 |
0.1%
|
|
| 2002 | 2 |
0.2%
|
|
| 2003 | 1 |
0.1%
|
|
| 2004 | 2 |
0.2%
|
|
| 2005 | 3 |
0.2%
|
|
| 2006 | 10 |
0.8%
|
|
| 2007 | 1 |
0.1%
|
|
| 2008 | 11 |
0.9%
|
|
| 2009 | 13 |
1.1%
|
|
| 2010 | 6 |
0.5%
|
|
| 2011 | 10 |
0.8%
|
|
| 2012 | 15 |
1.2%
|
|
| 2013 | 42 |
3.4%
|
|
| 2014 | 656 |
53%
|
|
| 2015 | 161 |
13%
|
|
| 2016 | 50 |
4%
|
|
| 2017 | 58 |
4.7%
|
|
| Missing value | 184 |
14.9%
|