| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never used chewing tobacco | 1552 |
85.3%
|
| 2 | 1 month | 67 |
3.7%
|
| 3 | A few months | 64 |
3.5%
|
| 4 | One year | 39 |
2.1%
|
| 5 | 2 years | 16 |
0.9%
|
| 6 | 3 years or longer | 40 |
2.2%
|
| 7 | I have not stopped smoking | 42 |
2.3%
|
| Sysmiss | 15 |