| Value | Category | Cases | |
|---|---|---|---|
| -888 | Other specify | 0 |
0%
|
| 1 | Daily | 0 |
0%
|
| 2 | Once a week | 8 |
7.5%
|
| 3 | Twice a month | 18 |
16.8%
|
| 4 | Monthly | 76 |
71%
|
| 5 | As necessary | 5 |
4.7%
|
| Sysmiss | 14 |