| Value | Category | Cases | |
|---|---|---|---|
| 1962 | 1 |
0.1%
|
|
| 2013 | 37 |
4.8%
|
|
| 2014 | 10 |
1.3%
|
|
| 2015 | 7 |
0.9%
|
|
| 2016 | 75 |
9.7%
|
|
| 2017 | 89 |
11.5%
|
|
| 2018 | 61 |
7.9%
|
|
| 2019 | 1 |
0.1%
|
|
| Missing value | 491 |
63.6%
|