| Value |
Category |
| 1 |
Less than 1 year ago |
| 2 |
1-2 years ago |
| 3 |
>2-5 years ago |
| 4 |
More than 5 years ago |
| 77 |
Don't know |
| 88 |
Refused |
| Sysmiss |
|
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.