| Value | Category | Cases | |
|---|---|---|---|
| 1 | Hourly | 0 |
0%
|
| 2 | Daily | 4 |
30.8%
|
| 3 | Weekly | 0 |
0%
|
| 4 | Monthly | 8 |
61.5%
|
| 5 | Once off | 0 |
0%
|
| 6 | Others | 0 |
0%
|
| 7 | Unknown | 1 |
7.7%
|
| Sysmiss | 4531 |