| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing Data | 1 |
0.6%
|
| 1 | Daily | 0 |
0%
|
| 2 | Weekly | 3 |
1.7%
|
| 3 | Twice amonth | 4 |
2.3%
|
| 4 | Monthly | 28 |
15.9%
|
| 5 | More than monthly | 140 |
79.5%
|
| Sysmiss | 3824 |