| Value | Category |
|---|---|
| 1 | I have not bought cigarettes in the past 30 days |
| 2 | I bought them in a pack (20 units) |
| 3 | I bought them in a pack of 10 units |
| 4 | I bought them as individual cigarettes |
| 5 | I bought them in a carton |
| 6 | I bought rolled cigarettes |
| 7 | I bought cut tobacco and rolled them myself (shag) |
| Sysmiss |