| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke tobacco in a pipe during the past 30 days | 2171 |
95.4%
|
| 2 | Less than once a week | 68 |
3%
|
| 3 | At least once a week but not every day | 22 |
1%
|
| 4 | Every day | 14 |
0.6%
|
| Sysmiss | 21 |