| Value |
Category |
| 1 |
daily |
| 2 |
three days a week |
| 3 |
two days a week |
| 4 |
once a week |
| 5 |
once a month |
| 6 |
in event |
| 9 |
not stated |
| Sysmiss |
|
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.