| Value |
Category |
| 1 |
Less than a year ago |
| 2 |
1 but less than 3 years ago |
| 3 |
3 but less than 5 years ago |
| 4 |
5 but less than 10 years ago |
| 5 |
10 or more years ago |
| 9 |
Unspecified |
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.
