| Value | Category | Cases | |
|---|---|---|---|
| -888 | Other: specify | 0 |
0%
|
| 1 | Daily | 1 |
1.1%
|
| 2 | Once a week | 1 |
1.1%
|
| 3 | Twice a month | 5 |
5.7%
|
| 4 | Monthly | 38 |
43.7%
|
| 5 | As necessary | 42 |
48.3%
|
| Sysmiss | 44 |