| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | did not smoke | 409 | 417 |
6.5%
|
| 2 | less than 10 | 155 | 153 |
2.4%
|
| 3 | 10-20 | 105 | 105 |
1.6%
|
| 4 | 21-40 | 115 | 113 |
1.8%
|
| 5 | more than 40 | 680 | 731 |
11.3%
|
| 8 | dk | 39 | 42 |
0.7%
|
| Sysmiss | 4986 | 4883 |