| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 11816 |
94.8%
|
| 2 | Daily | 131 |
1.1%
|
| 3 | Weekly | 82 |
0.7%
|
| 4 | Monthly | 167 |
1.3%
|
| 5 | Less often than monthly | 269 |
2.2%
|
| Sysmiss | 15 |