| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2003 | 7 |
9.9%
|
| 2 | 2007 | 1 |
1.4%
|
| 3 | 2010 | 2 |
2.8%
|
| 4 | 2011 | 2 |
2.8%
|
| 5 | 2013 | 2 |
2.8%
|
| 6 | 2014 | 1 |
1.4%
|
| 7 | 2015 | 3 |
4.2%
|
| 8 | 2016 | 4 |
5.6%
|
| 9 | 2017 | 9 |
12.7%
|
| 10 | 2018 | 9 |
12.7%
|
| 11 | 2019 | 30 |
42.3%
|
| 12 | 2020 | 1 |
1.4%
|