| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 247 |
8.3%
|
| 2 | Monthly | 714 |
24%
|
| 3 | Quarterly | 295 |
9.9%
|
| 4 | Annually | 154 |
5.2%
|
| 5 | Not regular | 1524 |
51.2%
|
| 6 | Other | 10 |
0.3%
|
| 7 | Daily | 20 |
0.7%
|
| 8 | Fortnightly | 15 |
0.5%
|
| 9 | Every two months | 0 |
0%
|
| Sysmiss | 15 |