| Value | Category | Cases | |
|---|---|---|---|
| 1 | Hourly | 64 |
1%
|
| 2 | Daily | 208 |
3.1%
|
| 3 | Weekly | 190 |
2.8%
|
| 4 | Fort nightly | 62 |
0.9%
|
| 5 | Monthly | 6209 |
92.2%
|
| Sysmiss | 34260 |