| Value |
Category |
| 0 |
Not at all |
| 1 |
Less than once a month |
| 2 |
1 or 2 days a month |
| 3 |
1 or 2 days a week |
| 4 |
3 or 4 days a week |
| 5 |
Nearly every day |
| 7 |
Do not 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.