| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 11 |
0.8%
|
| 2 | Weekly | 22 |
1.6%
|
| 3 | Monthly | 43 |
3.2%
|
| 4 | Less than monthly | 136 |
10%
|
| 5 | Never | 1148 |
84.4%
|
| Sysmiss | 1462 |