| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, weekly | 137 |
4.8%
|
| 2 | Yes, monthly | 554 |
19.5%
|
| 3 | Yes, quarterly | 682 |
24%
|
| 4 | Yes, annually | 940 |
33%
|
| 5 | No | 489 |
17.2%
|
| 6 | Other | 45 |
1.6%
|
| Sysmiss | 5149 |