| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1999 | 1 |
0.1%
|
| 2 | 2000 | 1 |
0.1%
|
| 3 | 2012 | 248 |
34.5%
|
| 4 | 2013 | 178 |
24.8%
|
| 5 | 2014 | 42 |
5.8%
|
| 6 | 2015 | 35 |
4.9%
|
| 7 | 2016 | 20 |
2.8%
|
| 8 | 2017 | 15 |
2.1%
|
| 9 | 2018 | 33 |
4.6%
|
| 10 | 2019 | 23 |
3.2%
|
| 11 | 2020 | 1 |
0.1%
|
| Missing value | 122 |
17%
|