| Value |
Category |
| 100 |
<1 month |
| 101 |
Months: 1 |
| 199 |
Months: number missing |
| 201 |
Years: 1 |
| 299 |
Years: number missing |
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.
