| Value | Category | Cases | |
|---|---|---|---|
| 0 | No prior child | 478 |
33.4%
|
| 1 | 262 |
18.3%
|
|
| 2 | 305 |
21.3%
|
|
| 3 | 247 |
17.3%
|
|
| 4 | 129 |
9%
|
|
| 5 | 9 |
0.6%
|
|
| 6 | 1 |
0.1%
|