| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 2424 |
97.6%
|
| 2 | Daily | 3 |
0.1%
|
| 3 | Weekly | 5 |
0.2%
|
| 4 | Monthly | 36 |
1.4%
|
| 5 | Less often than monthly | 15 |
0.6%
|
| Sysmiss | 6088 |