| Value | Category | Cases | |
|---|---|---|---|
| 2003 | 22 |
11.1%
|
|
| 2004 | 87 |
43.9%
|
|
| 2007 | 1 |
0.5%
|
|
| 2008 | 1 |
0.5%
|
|
| 2009 | 3 |
1.5%
|
|
| 2013 | 6 |
3%
|
|
| 2014 | 5 |
2.5%
|
|
| 2016 | 1 |
0.5%
|
|
| Missing value | 72 |
36.4%
|