| Value |
Category |
Cases |
|
| 1 |
I have never smoked |
1949 |
|
| 2 |
I do not smoke |
325 |
|
| 3 |
Very difficult |
34 |
|
| 4 |
Difficult |
60 |
|
| 5 |
Easy |
138 |
|
| 6 |
Very easy |
89 |
|
| Sysmiss |
|
34 |
|
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.
