| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -96 | Other | 3 |
2.7%
|
| 1 | One time only | 57 |
50.4%
|
| 2 | Once a month | 0 |
0%
|
| 3 | Several times a month | 2 |
1.8%
|
| 4 | Twice a year | 6 |
5.3%
|
| 5 | Ongoing | 45 |
39.8%
|
| Sysmiss | 97 |