Value |
Category |
1 |
Since birth |
2 |
Less than 1 year |
3 |
1 & < 3 years |
4 |
3 & < 5 years |
5 |
5 years or more |
9 |
Ns |
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.