| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 557 |
41.5%
|
| 2 | Monthly | 153 |
11.4%
|
| 3 | Once a year | 108 |
8%
|
| 4 | Less than once a year | 47 |
3.5%
|
| 5 | Never | 435 |
32.4%
|
| 99 | Refuse to answer | 43 |
3.2%
|
| Sysmiss | 413 |