| Value | Category | Cases | |
|---|---|---|---|
| 1 | Hourly | 2 |
0.7%
|
| 2 | Daily | 24 |
8.4%
|
| 3 | Weekly | 3 |
1.1%
|
| 4 | Monthly | 247 |
86.7%
|
| 5 | Seasonally | 1 |
0.4%
|
| 6 | Annually | 1 |
0.4%
|
| 7 | Others (specify) | 7 |
2.5%
|
| Sysmiss | 1677 |