| Value | Category | Cases | |
|---|---|---|---|
| 1 | WEEKLY | 29 |
3.2%
|
| 2 | MONTHLY | 297 |
32.7%
|
| 3 | EVERY 3 MONTHS | 125 |
13.8%
|
| 4 | EVERY 6 MONTHS | 143 |
15.7%
|
| 5 | ONCE A YEAR | 298 |
32.8%
|
| 6 | OTHER | 2 |
0.2%
|
| 98 | DON'T KNOW | 15 |
1.7%
|
| Sysmiss | 594 |