| Value | Category | Cases | |
|---|---|---|---|
| 1 | MONTHLY | 1363 |
80.4%
|
| 2 | EVERY 3 MONTHS | 12 |
0.7%
|
| 3 | EVERY 6 MONTHS | 13 |
0.8%
|
| 4 | ANNUALLY | 285 |
16.8%
|
| 99 | Other (specify) | 23 |
1.4%
|
| Sysmiss | 4100 |