| Value |
Category |
| 1 |
1. Every day |
| 2 |
2. 5-6 days |
| 3 |
3. 3-4 days |
| 4 |
4. 1-2 days |
| 5 |
5. NEVER |
| 9 |
9. Unspecified |
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.