| Value |
Category |
| 1 |
every day |
| 2 |
several times per week |
| 3 |
once a week |
| 4 |
less than once a week |
| 8 |
do not know |
| 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.
