| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 2017 | 72 |
48.6%
|
|
| 2018 | 37 |
25%
|
|
| 2019 | 33 |
22.3%
|
|
| 2020 | 5 |
3.4%
|
|
| 9997 | inconsistent | 1 |
0.7%
|
| 9998 | don't know | 0 |
0%
|
| Sysmiss | 15566 |