| Value |
Category |
Cases |
|
| -9 |
|
42 |
|
| 1 |
Monthly |
700 |
|
| 2 |
Quarterly |
2692 |
|
| 3 |
Bi-quarterly |
1176 |
|
| 4 |
Half yearly |
1518 |
|
| 5 |
Yearly |
1348 |
|
| 6 |
Never |
1810 |
|
| Sysmiss |
|
6 |
|
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.
