| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing Data | 1 |
1.4%
|
| 1 | Daily | 1 |
1.4%
|
| 2 | Weekly | 5 |
7.1%
|
| 3 | Twice amonth | 1 |
1.4%
|
| 4 | Monthly | 57 |
81.4%
|
| 5 | More than monthly | 5 |
7.1%
|
| Sysmiss | 3930 |