| Value |
Category |
Cases |
|
| 1 |
I have never smoked |
2898 |
|
| 2 |
7 years old at least |
55 |
|
| 3 |
8 or 9 years old |
51 |
|
| 4 |
10 or 11 years old |
100 |
|
| 5 |
12 or 13 years old |
178 |
|
| 6 |
14 or 15 years old |
202 |
|
| 7 |
at least 16 years old |
46 |
|
| Sysmiss |
|
18 |
|
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.
