| Value |
Category |
| 1 |
Every day |
| 2 |
Once a week |
| 3 |
Every other week |
| 4 |
Once a month |
| 5 |
Every three months |
| 6 |
Every six months |
| 7 |
Once a year |
| 11 |
.A |
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.