| Value | Category | Cases | |
|---|---|---|---|
| 1 | Hourly | 2 |
28.6%
|
| 2 | Daily | 1 |
14.3%
|
| 3 | Weekly | 0 |
0%
|
| 4 | Monthly | 4 |
57.1%
|
| 5 | Once off | 0 |
0%
|
| 6 | Others | 0 |
0%
|
| 7 | Unknown | 0 |
0%
|
| Sysmiss | 4537 |