| Value |
Category |
| 0 |
never |
| 1 |
once per year |
| 2 |
once every 2-3 months |
| 3 |
once every month |
| 4 |
once every two weeks |
| 5 |
every week |
| 88 |
don't know/no response |
| 99 |
refuse |
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.