| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | 20 |
0.4%
|
|
| 1 | 13 |
0.3%
|
|
| 2 | 38 |
0.8%
|
|
| 3 | 152 |
3.2%
|
|
| 4 | 357 |
7.6%
|
|
| 5 | 618 |
13.2%
|
|
| 6 | 6+ | 2742 |
58.4%
|
| 7 | non-numeric response | 757 |
16.1%
|