| Value |
Category |
| 0 |
Single birth |
| 1 |
1st of multiple |
| 2 |
2nd of multiple |
| 3 |
3rd of multiple |
| 4 |
4th of multiple |
| 5 |
5th of multiple |
| 6 |
6th of multiple {added} |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.