| Value |
Category |
| 1 |
less than once per month or not at all |
| 2 |
once per month |
| 3 |
twice per month |
| 4 |
three times per month |
| 5 |
more than three times per month |
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.