| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 18 | 24 |
21.4%
|
|
| 19 | 31 |
27.7%
|
|
| 20 | 32 |
28.6%
|
|
| 21 | 21 |
18.8%
|
|
| 22 | 1 |
0.9%
|
|
| 25 | 1 |
0.9%
|
|
| 26 | 1 |
0.9%
|
|
| 28 | 1 |
0.9%
|
|
| Sysmiss | 8991 |