| Value | Category | Cases | |
|---|---|---|---|
| -9 | Manquante | 3 |
1.5%
|
| 1 | Mensuelle | 124 |
60.2%
|
| 2 | Trimestrielle | 71 |
34.5%
|
| 3 | Semestrielle | 8 |
3.9%
|
| 4 | Annuelle | 0 |
0%
|
| Sysmiss | 50 |