| Value |
Category |
| 1 |
Never |
| 2 |
1 to 3 times a year |
| 3 |
4 to 6 times a year |
| 4 |
7 to 9 times a year |
| 5 |
10+ times a year |
| 8 |
Don't remember |
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.