| Valor | Categoría | Casos | |
|---|---|---|---|
| 1999 | 1 |
0.1%
|
|
| 2000 | 1 |
0.1%
|
|
| 2007 | 1 |
0.1%
|
|
| 2010 | 1 |
0.1%
|
|
| 2014 | 18 |
0.9%
|
|
| 2015 | 24 |
1.2%
|
|
| 2016 | 33 |
1.7%
|
|
| 2017 | 1872 |
96%
|