| Value |
Category |
| 1 |
Less than one year |
| 2 |
Between 1 and 4 years |
| 3 |
Between 5 and 9 years |
| 4 |
10 years or more |
| 5 |
Refused to answer |
| 6 |
Don't Know |
| 7 |
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.