| Value |
Category |
| 1 |
daily/nearly everyday |
| 2 |
about 3-4 times/week |
| 3 |
once / twice per week |
| 4 |
less than once per week |
| 5 |
never/almost never |
| 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.
