| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 4 |
0.2%
|
| 2 | Weekly | 35 |
1.4%
|
| 3 | Monthly | 239 |
9.8%
|
| 4 | More than monthly | 399 |
16.3%
|
| 5 | Never | 1648 |
67.3%
|
| 98 | Don’t know | 123 |
5%
|
| Sysmiss | 647 |