| Value |
Category |
| 1 |
|
| 2 |
|
| 3 |
|
| 4 |
|
| 5 |
|
| 6 |
|
| 7 |
|
| 9 |
|
| 10 |
|
| 12 |
|
| 15 |
|
| 66 |
almost daily |
| 77 |
weekly |
| 88 |
do not remember |
| 99 |
refused |
| 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.
