| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 503 |
61.6%
|
| 2 | Only once | 78 |
9.6%
|
| 3 | Monthly | 58 |
7.1%
|
| 4 | Fortnightly | 21 |
2.6%
|
| 5 | Weekly or more often | 57 |
7%
|
| 6 | Rarely | 99 |
12.1%
|
| Sysmiss | 2189 |