| Value | Category | Cases | |
|---|---|---|---|
| 1 | A non-smoker | 1280 |
78.4%
|
| 2 | An ex-smoker | 152 |
9.3%
|
| 3 | An occasional smoker | 129 |
7.9%
|
| 4 | A frequent smoker | 31 |
1.9%
|
| 5 | A daily smoker | 40 |
2.5%
|
| Sysmiss | 13 |