| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 7897 |
93.1%
|
| 2 | Daily | 18 |
0.2%
|
| 3 | Weekly | 85 |
1%
|
| 4 | Monthly | 209 |
2.5%
|
| 5 | Less often than monthly | 270 |
3.2%
|
| Sysmiss | 92 |