| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 12410 |
99.6%
|
| 2 | Daily | 26 |
0.2%
|
| 3 | Weekly | 4 |
0%
|
| 4 | Monthly | 1 |
0%
|
| 5 | Less often than monthly | 20 |
0.2%
|
| Sysmiss | 19 |