| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke tobacco in a pipe during the past 30 days | 6275 |
95%
|
| 2 | Less than once a week | 185 |
2.8%
|
| 3 | At least once a week but not every day | 100 |
1.5%
|
| 4 | Every day | 46 |
0.7%
|
| Sysmiss | 74 |