| Value | Category | Cases | |
|---|---|---|---|
| 1999 | 1 |
0.3%
|
|
| 2003 | 1 |
0.3%
|
|
| 2012 | 222 |
57.7%
|
|
| 2013 | 65 |
16.9%
|
|
| 2014 | 9 |
2.3%
|
|
| 2015 | 13 |
3.4%
|
|
| 2016 | 19 |
4.9%
|
|
| 2017 | 8 |
2.1%
|
|
| 2018 | 11 |
2.9%
|
|
| 2019 | 13 |
3.4%
|
|
| 2020 | 9 |
2.3%
|
|
| 2021 | 4 |
1%
|
|
| Missing value | 10 |
2.6%
|