| Value |
Category |
| 1 |
Before 1990 |
| 2 |
1990-1999 |
| 3 |
2000-2009 |
| 4 |
2010-2019 |
| 5 |
2020+ |
| c |
Outlier set to missing |
| z |
Not applicable |
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.