| Value |
Category |
| 1 |
Daily or several times a week |
| 2 |
3-4 times per month |
| 3 |
Several times per year |
| 4 |
Once per year and less |
| 99 |
DO NOT KNOW/NO RESPONSE |
| 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.