| Value |
Category |
| 1 |
I have never smoked cigarettes |
| 2 |
I do not smoke now |
| 3 |
Yes, I have tried to stop smoking |
| 4 |
No, I have not tried to stop smoking |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
