| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No prior child | 1352 |
11.8%
|
| 1 | 3422 |
29.8%
|
|
| 2 | 2781 |
24.2%
|
|
| 3 | 2613 |
22.7%
|
|
| 4 | 1113 |
9.7%
|
|
| 5 | 181 |
1.6%
|
|
| 6 | 19 |
0.2%
|
|
| 7 | 16 |
0.1%
|