| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 19 |
4%
|
| 1 | Once this past month | 23 |
4.8%
|
| 2 | Two or three times in a month | 186 |
38.9%
|
| 3 | Once a week or more | 250 |
52.3%
|
| 996 | Refuse to answer | 0 |
0%
|
| Sysmiss | 16 |