| Value |
Category |
| 1 |
Never |
| 2 |
Once a month |
| 3 |
2-3 times a month |
| 4 |
Once a week |
| 5 |
2-6 times a week |
| 6 |
Once a day |
| 7 |
Twice or more a day |
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.
