| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not use nasal snuff during the past month | 3408 |
93%
|
| 2 | Less than once a week | 172 |
4.7%
|
| 3 | At least once a week but not every day | 39 |
1.1%
|
| 4 | Every day | 44 |
1.2%
|
| Sysmiss | 28 |