| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 16 |
0.7%
|
| 2 | Weekly | 66 |
2.7%
|
| 3 | Monthly | 156 |
6.4%
|
| 4 | More than monthly | 360 |
14.7%
|
| 5 | Never | 1742 |
71.2%
|
| 98 | Don’t know | 108 |
4.4%
|
| Sysmiss | 647 |