| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 13 |
11.6%
|
| 2 | Weekly | 6 |
5.4%
|
| 3 | Fortnightly | 5 |
4.5%
|
| 4 | Monthly | 47 |
42%
|
| 5 | Annually | 3 |
2.7%
|
| 6 | Occasionally | 19 |
17%
|
| 7 | Upon job completion | 19 |
17%
|
| Sysmiss | 1751 |