| Value |
Category |
| 1 |
Every two weeks |
| 2 |
Monthly |
| 3 |
Quartely |
| 4 |
Semi-Annually |
| 5 |
Annually |
| 97 |
Not applicable |
| 99 |
Other |
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.