| Value |
Category |
| -1 |
Missing data |
|
Never |
| 1 |
Once or twice |
| 2 |
A few times |
| 3 |
Often |
| 7 |
No experience |
| 9 |
Don't know |
| 998 |
Refused |
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.