| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 9 |
2.9%
|
| 2 | Weekly | 6 |
2%
|
| 3 | Monthly | 259 |
84.4%
|
| 4 | Quarterly | 31 |
10.1%
|
| 5 | Semi-annual | 2 |
0.7%
|
| 6 | Annual | 0 |
0%
|
| Sysmiss | 3413 |