| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 8 |
0.5%
|
| 2 | Weekly | 30 |
1.8%
|
| 3 | Fortnightly | 46 |
2.8%
|
| 4 | Monthly | 266 |
16.1%
|
| 5 | Quarterly | 194 |
11.8%
|
| 6 | Half yearly | 101 |
6.1%
|
| 7 | Yearly | 209 |
12.7%
|
| 8 | Occasionally | 790 |
47.9%
|
| 9 | When requested | 6 |
0.4%
|
| Sysmiss | 13673 |