| Frequency | Percentage | Valid percentage | |
Valid | At all births | 10 | 33.33 | 33.33 |
At their first birth | 9 | 30 | 66.70 | |
At their last birth | 5 | 16.66 | 16.67 | |
At a single birth | 6 | 20 | 20 | |
| 30 | 99.99 | 100.0 | |
Missing | System | 0 | 0 |
|
Total | 30 | 100.0 |
|