| Value |
Category |
| -9 |
Don't Know |
| -8 |
Refused |
| -3 |
Missing |
| 1 |
Never happens |
| 2 |
Very rare |
| 3 |
Not common |
| 4 |
Fairly common |
| 5 |
Very common |
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.