| Value |
Category |
| 1 |
1. Before birth |
| 2 |
2. At birth (premature/stillborn) |
| 3 |
3. < 1 year |
| 4 |
4. 1-5 years |
| 5 |
5. 5-17 years |
| 6 |
6. 18+ years |
| 999 |
999. Don't know |
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.