| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 13 |
0.5%
|
| 2 | Weekly | 20 |
0.8%
|
| 3 | Monthly | 54 |
2.2%
|
| 4 | More than monthly | 62 |
2.5%
|
| 5 | Never | 2152 |
87.9%
|
| 98 | Don’t know | 147 |
6%
|
| Sysmiss | 647 |