| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 575 |
70.5%
|
| 2 | Only once | 45 |
5.5%
|
| 3 | Monthly | 60 |
7.4%
|
| 4 | Fortnightly | 12 |
1.5%
|
| 5 | Weekly or more often | 67 |
8.2%
|
| 6 | Rarely | 57 |
7%
|
| Sysmiss | 2189 |